On-death explosion - Revision history

Umbire the Phantom: all done

2026-06-12T01:02:56Z

all done

Umbire the Phantom: everything up to history

2026-06-12T00:46:12Z

everything up to history

Umbire the Phantom: second paragraph done, detail somewhere else

2026-06-11T23:24:17Z

second paragraph done, detail somewhere else

Umbire the Phantom: start on nh5 stuff

2026-06-11T22:51:01Z

start on nh5 stuff

Umbire the Phantom: /* dNetHack */ word choice

2026-05-26T08:07:58Z

‎dNetHack: word choice

Umbire the Phantom: word choice

2026-04-20T02:02:33Z

word choice

Umbire the Phantom: /* Description */ correction

2025-12-26T05:00:05Z

‎Description: correction

Umbire the Phantom: word choice

2025-12-25T03:18:31Z

word choice

Umbire the Phantom: bug + upcoming

2025-08-06T10:20:59Z

bug + upcoming

Umbire the Phantom: /* UnNetHack */ detail

2025-08-02T08:35:01Z

‎UnNetHack: detail

@@ Line 16: / Line 16: @@
 The on-death explosion attack type is formally defined in [[NetHack 3.3.0]].
-From this version to [[NetHack 3.6.7]], including some variants based on those versions, on-death explosions are subject to some [[software bug]]s:
+From this version to [[NetHack 3.6.7]], including some variants based on those versions, on-death explosions are subject to multiple notable [[software bug]]s, some of which are [[Gas spore#History|also related to gas spores]]:
 * In versions up to [[NetHack 3.4.3]], a gas spore will "pull back" from a hero that is [[invulnerable]] due to successfully [[praying]], despite not having any active attacks&mdash;this is [[Bugs in NetHack 3.4.3#C343-56|bug C343-56]], and is fixed in [[NetHack 3.6.0]] via {{commit|98ab86c9ec3df68d009af8a86b2f3d53c5d503d5}}.
@@ Line 22: / Line 22: @@
 ==Messages==
-{{message|<The monster> explodes!|A monster used an on-death explosion attack against you&mdash;this will never occur in practice due to how the attack functions.{{refsrc|src/mhitu.c|68|nethack=3.6.7|comment=monster goes boom versus hero}}}}
+{{message|<The monster> explodes!|A monster used an on-death explosion attack against you&mdash;this will never occur in practice due to how the attack functions.{{refsrc|src/mhitu.c|66-L68|nethack=5.0.0|comment=monster goes boom versus hero}}}}
-{{message|You hear a blast.|A monster exploded upon dying, outside of your range of vision.{{refsrc|src/explode.c|307|nethack=3.6.7}}}}
+{{message|You hear a blast.|A monster exploded upon dying while it was outside of your range of vision, and you are not deaf.{{refsrc|src/explode.c|444-L448|nethack=5.0.0}}}}
 {{message|You are caught in <the monster's> explosion!|You were in the range of an on-death explosion and took damage.}}
 {{message|It is fatal.|The damage from the above explosion killed you.}}
@@ Line 32: / Line 32: @@
 {{message|<The engulfer> seems to have indigestion.|The engulfer took damage from the above explosion.}}
 {{message|<The engulfer> rips open!|The engulfer took lethal damage from the above explosion.}}
-{{message|There is an explosion in your <stomach>!|As above, but you are the engulfing monster in question via polymorph.{{refsrc|src/mon.c|2100|nethack=3.6.7}}}}
+{{message|There is an explosion in your <stomach>!|As above, but you are the engulfing monster in question via polymorph.{{refsrc|src/mon.c|3213|nethack=5.0.0}}}}
-{{message|<The monster> reconstitutes!|A monster's on-death explosion triggered an [[amulet of life saving]].{{refsrc|src/mon.c|1895|nethack=3.6.7}}}}
+{{message|<The monster> reconstitutes!|A monster's on-death explosion triggered an [[amulet of life saving]].{{refsrc|src/mon.c|2855-L2857|nethack=5.0.0}}}}
 {{message|You explode!|You "died" while in the form of a monster and your on-death explosion attack went off, returning you to normal form.<ref name="heroboom"/>}}
 ==Variants==
-[[Variant]]s of ''NetHack'' may give on-death explosion attacks to new and returning monsters, as well as implement additional different [[damage type]]s for on-death explosions.
+''NetHack'' [[variant]]s of may give on-death explosion attacks to new and returning monsters, as well as implement additional different [[damage type]]s for on-death explosions.
 ===UnNetHack===
@@ Line 50: / Line 50: @@
 * {{brown|e}} [[Fern spore (UnNetHack)|fern spore]]
-All of these attacks deal 2d4 physical damage and propagate more ferns of the corresponding type&mdash;fern spores are only generated by reading a blessed [[scroll of stinking cloud]] while [[confused]], and can propagate any type of dungeon fern.
+All of these attacks deal 2d4 physical damage and propagate more ferns of the corresponding type&mdash;"normal" fern spores are only generated by a hero or monster reading a blessed [[scroll of stinking cloud]] while [[confused]], and their explosions can propagate any type of dungeon fern.
 ===dNetHack===
@@ Line 99: / Line 99: @@
 ==References==
 <references/>
-{{nethack-367}}
+{{nethack-500}}
 [[Category:Attack types]]

@@ Line 5: / Line 5: @@
 A monster that has an on-death explosion attack will naturally only 'use' that attack if they are killed by [[HP]] loss, somewhat similar to a [[passive attack]]:{{refsrc|src/mhitu.c|2451-L2453|nethack=5.0.0|comment=counterattack handling for polymorphed hero with on-death explosion}} being killed by [[poison]] or [[zapped]] by a [[death ray]] meets the conditions for the attack, but death by [[stoning]] and [[disintegration]] do not. The on-death explosion is not counted as a standard attack by the game code for most purposes (e.g. interrupting [[occupation]]s or determining whether the monster can attempt an attack on the hero).{{refsrc|src/mondata.c|67-70|nethack=5.0.0}}{{refsrc|src/mondata.c|746-L764|nethack=5.0.0}}
-Monsters that explode on death will create a 3x3 [[explosion]] centered on their former square that makes [[noise]] and deals damage to a [[hero]] or any other monsters caught in that explosion{{refsrc|src/explode.c|198-L696|nethack=5.0.0|comment=<tt>explode()</tt> function}}{{refsrc|src/explode.c|298-L305|name="goesboom"|nethack=5.0.0}}{{refsrc|src/explode.c|355-L363|nethack=5.0.0}}{{refsrc|src/explode.c|689-L695|nethack=5.0.0|comment=explosion noise}}&mdash;damage from this explosion is dealt to the hero after all other monsters are accounted for, and a hero caught in an on-death explosion [[abuse]]s [[strength]].{{refsrc|src/explode.c|590-L604|nethack=5.0.0|comment="Do your injury last"}}{{refsrc|src/explode.c|678|nethack=5.0.0|comment=strength abuse}} If the hero kills a monster and causes it to explode in this manner, they are credited for any monsters hit or killed by the explosion, including any penalties for angering [[peaceful]] monsters or killing peacefuls and pets. Monsters will not attack another monster that explodes on death unless they are capable of surviving the explosion, i.e. they have more current HP than the maximum amount of damage it can deal.
+The only monster to have an on-death explosion attack is the [[gas spore]], whose dying explosion always occurs and deals [[physical damage]].{{refsrc|src/mon.c|3199-L3236|nethack=3.6.7}} A hero that [[polymorph]]s into a gas spore will explode in the same way upon dying, though this "death" will always return the hero to normal form (even if they have a source of [[unchanging]]) and they will not be affected by the resulting explosion.{{refsrc|src/mhitu.c|2522-L2532|nethack=5.0.0|name="heroboom"|comment=hero goes boom}}
-A monster that is killed by [[engulfing]] (including via [[digestion]]) and explodes on death will solely damage the monster that was engulfing them, making less noise than the explosion would normally{{refsrc|src/explode.c|343|nethack=3.6.7}}{{refsrc|src/explode.c|369|nethack=3.6.7}}{{refsrc|src/explode.c|397|nethack=3.6.7}}{{refsrc|src/explode.c|573|nethack=3.6.7}}{{refsrc|src/mon.c|2098|nethack=3.6.7}}{{refsrc|src/mon.c|2104|nethack=3.6.7}}&mdash;this behavior is bugged for [[unsolid]] engulfers, and causes the explosion to hit a 3x3 range centered on that monster without affecting the engulfer itself. If a hero or monster is caught in a [[holding attack]] when they are hit by an on-death explosion, the grabber takes double damage.{{refsrc|src/explode.c|434|nethack=3.6.7}}{{refsrc|src/explode.c|516|nethack=3.6.7}}
+Monsters that explode on death will create a 3x3 [[explosion]] centered on their former square that makes [[noise]] and deals damage to a [[hero]] or any other monsters caught in that explosion{{refsrc|src/explode.c|198-L696|nethack=5.0.0|comment=<tt>explode()</tt> function}}{{refsrc|src/explode.c|298-L305|name="goesboom"|nethack=5.0.0}}{{refsrc|src/explode.c|355-L363|nethack=5.0.0}}{{refsrc|src/explode.c|689-L695|nethack=5.0.0|comment=explosion noise}}&mdash;damage from this explosion is dealt to the hero after all other monsters are accounted for, and a hero caught in an on-death explosion [[abuse]]s [[strength]].{{refsrc|src/explode.c|590-L604|nethack=5.0.0|comment="Do your injury last"}}{{refsrc|src/explode.c|678|nethack=5.0.0|comment=strength abuse}} If the hero kills a monster and causes it to explode in this manner, they are credited for any monsters hit or killed by the explosion, including any penalties for angering [[peaceful]] monsters or killing peacefuls and pets. Monsters will not attack another monster that explodes on death under normal circumstances (e.g., they are not [[confused]] or under [[conflict]]), unless their current HP is higher than the maximum amount of damage the explosion can deal.
-[[Cancellation]] and [[magic cancellation]] have no effect on a monster's ability to explode upon dying, though a monster's [[Magic resistance (monster)|MR score]] can halve damage, and [[half physical damage]] halves damage taken by the hero from the explosion.{{refsrc|src/explode.c|425|nethack=3.6.7}}{{refsrc|src/explode.c|501|nethack=3.6.7}}{{refsrc|src/mon.c|2103|nethack=3.6.7}}
+A monster that is killed by [[engulfing]] (including via [[digestion]]) and explodes on death will solely damage the monster that was engulfing them, and the explosion will make less noise than it would normally.{{refsrc|src/explode.c|693-L695|nethack=5.0.0|comment=explosion noise inside an engulfer is muffled}}{{refsrc|src/mon.c|3209-L3231|nethack=5.0.0}} If a hero or monster is caught in a [[holding attack]] when they are hit by an on-death explosion, the grabber takes double damage from that explosion.{{refsrc|src/explode.c|540-L544|nethack=5.0.0|comment=damage for monster grabbing a hero caught in explosion}}{{refsrc|src/explode.c|620-L625|nethack=5.0.0|comment=damage for hero grabbing a monster caught in explosion}}
-The only monster to have an on-death explosion attack is the [[gas spore]], whose dying explosion always occurs and deals [[physical damage]].{{refsrc|src/mon.c|2090|nethack=3.6.7}} A hero that [[polymorph]]s into a gas spore will explode in the same way upon dying, though this "death" will always return the hero to normal form (even if they have a source of [[unchanging]]) and they will not be affected by the resulting explosion.{{refsrc|src/mhitu.c|2872|nethack=3.6.7|name="heroboom"|comment=hero goes boom}}
+[[Cancellation]] and [[magic cancellation]] have no effect on a monster's ability to explode upon dying, though a monster's [[Magic resistance (monster)|MR score]] can halve damage, and [[half physical damage]] halves damage taken by the hero from the explosion.{{refsrc|src/explode.c|534-L539|nethack=5.0.0}}{{refsrc|src/explode.c|611-L612|nethack=5.0.0}}{{refsrc|src/mon.c|3216|nethack=5.0.0}}
-{{upcoming|NetHack 3.7.0|Per {{commit|695c6ef3ac6b73e2dacbc8f3224232338423efdc}}, the on-death explosion of a gas spore that occurs while engulfed by an unsolid monster will damage the engulfer and be properly contained within it.}}
+==History==
-==History==
+From this version to [[NetHack 3.6.7]], including some variants based on those versions, on-death explosions are subject to some [[software bug]]s:
-The on-death explosion attack type is formally defined in [[NetHack 3.3.0]]. From this version to [[NetHack 3.4.3]], including some variants based on those versions, a gas spore (the only monster with the attack) will "pull back" from a hero that is [[invulnerable]] due to successfully [[praying]], despite not having any active attacks&mdash;this is [[Bugs in NetHack 3.4.3#C343-56|bug C343-56]], and is fixed in [[NetHack 3.6.0]] via {{commit|98ab86c9ec3df68d009af8a86b2f3d53c5d503d5}}.
 ==Messages==

@@ Line 5: / Line 5: @@
 A monster that has an on-death explosion attack will naturally only 'use' that attack if they are killed by [[HP]] loss, somewhat similar to a [[passive attack]]:{{refsrc|src/mhitu.c|2451-L2453|nethack=5.0.0|comment=counterattack handling for polymorphed hero with on-death explosion}} being killed by [[poison]] or [[zapped]] by a [[death ray]] meets the conditions for the attack, but death by [[stoning]] and [[disintegration]] do not. The on-death explosion is not counted as a standard attack by the game code for most purposes (e.g. interrupting [[occupation]]s or determining whether the monster can attempt an attack on the hero).{{refsrc|src/mondata.c|67-70|nethack=5.0.0}}{{refsrc|src/mondata.c|746-L764|nethack=5.0.0}}
-Monsters that explode on death will create a 3x3 [[explosion]] centered on their former square that makes [[noise]] and deals damage to a [[hero]] or any other monsters caught in that explosion{{refsrc|src/explode.c|28|nethack=3.6.7}}{{refsrc|src/explode.c|116-L123|name="goesboom"|nethack=3.6.7}}{{refsrc|src/explode.c|163-L169|nethack=3.6.7}}{{refsrc|src/explode.c|570|nethack=3.6.7}}&mdash;damage from this explosion is dealt to the hero after all other monsters are accounted for, and a hero caught in an on-death explosion [[abuse]]s [[strength]].{{refsrc|src/explode.c|481|nethack=3.6.7}}{{refsrc|src/explode.c|558|nethack=3.6.7}} If the hero kills a monster and causes it to explode in this manner, they are credited for any monsters hit or killed by the explosion, including any penalties for angering [[peaceful]] monsters or killing peacefuls and pets. Monsters will not attack another monster that explodes on death unless they are capable of surviving the explosion, i.e. they have more current HP than the maximum amount of damage it can deal.
+Monsters that explode on death will create a 3x3 [[explosion]] centered on their former square that makes [[noise]] and deals damage to a [[hero]] or any other monsters caught in that explosion{{refsrc|src/explode.c|198-L696|nethack=5.0.0|comment=<tt>explode()</tt> function}}{{refsrc|src/explode.c|298-L305|name="goesboom"|nethack=5.0.0}}{{refsrc|src/explode.c|355-L363|nethack=5.0.0}}{{refsrc|src/explode.c|689-L695|nethack=5.0.0|comment=explosion noise}}&mdash;damage from this explosion is dealt to the hero after all other monsters are accounted for, and a hero caught in an on-death explosion [[abuse]]s [[strength]].{{refsrc|src/explode.c|590-L604|nethack=5.0.0|comment="Do your injury last"}}{{refsrc|src/explode.c|678|nethack=5.0.0|comment=strength abuse}} If the hero kills a monster and causes it to explode in this manner, they are credited for any monsters hit or killed by the explosion, including any penalties for angering [[peaceful]] monsters or killing peacefuls and pets. Monsters will not attack another monster that explodes on death unless they are capable of surviving the explosion, i.e. they have more current HP than the maximum amount of damage it can deal.
 A monster that is killed by [[engulfing]] (including via [[digestion]]) and explodes on death will solely damage the monster that was engulfing them, making less noise than the explosion would normally{{refsrc|src/explode.c|343|nethack=3.6.7}}{{refsrc|src/explode.c|369|nethack=3.6.7}}{{refsrc|src/explode.c|397|nethack=3.6.7}}{{refsrc|src/explode.c|573|nethack=3.6.7}}{{refsrc|src/mon.c|2098|nethack=3.6.7}}{{refsrc|src/mon.c|2104|nethack=3.6.7}}&mdash;this behavior is bugged for [[unsolid]] engulfers, and causes the explosion to hit a 3x3 range centered on that monster without affecting the engulfer itself. If a hero or monster is caught in a [[holding attack]] when they are hit by an on-death explosion, the grabber takes double damage.{{refsrc|src/explode.c|434|nethack=3.6.7}}{{refsrc|src/explode.c|516|nethack=3.6.7}}
@@ Line 11: / Line 11: @@
 [[Cancellation]] and [[magic cancellation]] have no effect on a monster's ability to explode upon dying, though a monster's [[Magic resistance (monster)|MR score]] can halve damage, and [[half physical damage]] halves damage taken by the hero from the explosion.{{refsrc|src/explode.c|425|nethack=3.6.7}}{{refsrc|src/explode.c|501|nethack=3.6.7}}{{refsrc|src/mon.c|2103|nethack=3.6.7}}
-The only monster to have an on-death explosion attack is the [[gas spore]], whose dying explosion always occurs and deals [[physical damage]].{{refsrc|src/mon.c|2090|nethack=3.6.7}} A hero that [[polymorph]]s into a gas spore will explode in the same way upon dying, though this "death" will always return the hero to normal form even if they have a source of [[unchanging]].{{refsrc|src/mhitu.c|2872|nethack=3.6.7|name="heroboom"|comment=hero goes boom}}
+The only monster to have an on-death explosion attack is the [[gas spore]], whose dying explosion always occurs and deals [[physical damage]].{{refsrc|src/mon.c|2090|nethack=3.6.7}} A hero that [[polymorph]]s into a gas spore will explode in the same way upon dying, though this "death" will always return the hero to normal form (even if they have a source of [[unchanging]]) and they will not be affected by the resulting explosion.{{refsrc|src/mhitu.c|2872|nethack=3.6.7|name="heroboom"|comment=hero goes boom}}
 {{upcoming|NetHack 3.7.0|Per {{commit|695c6ef3ac6b73e2dacbc8f3224232338423efdc}}, the on-death explosion of a gas spore that occurs while engulfed by an unsolid monster will damage the engulfer and be properly contained within it.}}

@@ Line 1: / Line 1: @@
 {{tocright}}
-An '''on-death explosion''' is an [[attack type]] that appears in ''[[NetHack]]'', and it is distinct from the active [[explosion attack]]&mdash;both are primarily used by [[monster]]s. The attack type is defined by the '''<tt>AT_BOOM</tt>''' flag within <tt>[[monattk.h]]</tt> in the [[source code]].{{refsrc|include/monattk.h|24|nethack=3.6.7}}
+An '''on-death explosion''' is an [[attack type]] that appears in ''[[NetHack]]'', and it is distinct from the active [[explosion attack]]&mdash;both are primarily used by [[monster]]s. The attack type is defined by the '''<tt>AT_BOOM</tt>''' flag within <tt>[[monattk.h]]</tt> in the [[source code]].{{refsrc|include/monattk.h|24|nethack=5.0.0}}
 ==Description==
-A monster that has an on-death explosion attack will naturally only 'use' that attack if they are killed by [[HP]] loss, somewhat similar to a [[passive attack]]:{{refsrc|src/mhitu.c|2797|nethack=3.6.7}} being killed by [[poison]] or [[zapped]] by a [[death ray]] meets the conditions for the attack, but death by [[stoning]] and [[disintegration]] do not. The on-death explosion is not counted as a standard attack by the game code for most purposes (e.g. interrupting [[occupation]]s or determining whether the monster can attempt an attack on the hero).{{refsrc|src/mondata.c|75|nethack=3.6.7}}{{refsrc|src/mondata.c|525|nethack=3.6.7}}
+A monster that has an on-death explosion attack will naturally only 'use' that attack if they are killed by [[HP]] loss, somewhat similar to a [[passive attack]]:{{refsrc|src/mhitu.c|2451-L2453|nethack=5.0.0|comment=counterattack handling for polymorphed hero with on-death explosion}} being killed by [[poison]] or [[zapped]] by a [[death ray]] meets the conditions for the attack, but death by [[stoning]] and [[disintegration]] do not. The on-death explosion is not counted as a standard attack by the game code for most purposes (e.g. interrupting [[occupation]]s or determining whether the monster can attempt an attack on the hero).{{refsrc|src/mondata.c|67-70|nethack=5.0.0}}{{refsrc|src/mondata.c|746-L764|nethack=5.0.0}}
 Monsters that explode on death will create a 3x3 [[explosion]] centered on their former square that makes [[noise]] and deals damage to a [[hero]] or any other monsters caught in that explosion{{refsrc|src/explode.c|28|nethack=3.6.7}}{{refsrc|src/explode.c|116-L123|name="goesboom"|nethack=3.6.7}}{{refsrc|src/explode.c|163-L169|nethack=3.6.7}}{{refsrc|src/explode.c|570|nethack=3.6.7}}&mdash;damage from this explosion is dealt to the hero after all other monsters are accounted for, and a hero caught in an on-death explosion [[abuse]]s [[strength]].{{refsrc|src/explode.c|481|nethack=3.6.7}}{{refsrc|src/explode.c|558|nethack=3.6.7}} If the hero kills a monster and causes it to explode in this manner, they are credited for any monsters hit or killed by the explosion, including any penalties for angering [[peaceful]] monsters or killing peacefuls and pets. Monsters will not attack another monster that explodes on death unless they are capable of surviving the explosion, i.e. they have more current HP than the maximum amount of damage it can deal.
@@ Line 91: / Line 91: @@
 * {{magenta|&}} [[Lungorthin]] (16d11 elemental fire)
 * Defunct monsters
-** {{magenta|&}} [[Apollyon]] (11d11 fire, release [[Lucifer (dNetHack)|Lucifer]])
+** {{magenta|&}} [[Apollyon]] (11d11 fire, releases [[Lucifer (dNetHack)|Lucifer]])
 </div>

@@ Line 50: / Line 50: @@
 ===dNetHack===
-In [[dNetHack]], [[notdNetHack]] and [[notnotdNetHack]], several monsters are given on-death explosion attacks:
+In [[dNetHack]], [[notdNetHack]] and [[notnotdNetHack]], many monsters are given on-death explosion attacks:
 <div class="div-col columns column-width" style="-moz-column-width: 14em; -webkit-column-width: 12em; column-width: 14em;">

@@ Line 3: / Line 3: @@
 ==Description==
-A monster that has an on-death explosion attack will naturally only 'use' that attack if they are killed by [[HP]] loss, somewhat similar to a [[passive attack]]:{{refsrc|src/mhitu.c|2797|nethack=3.6.7}} being fatally [[poison]]ed or [[zapped]] by a [[death ray]] meets the conditions for the attack, but [[stoning]] and [[disintegration]] do not. The on-death explosion is not counted as a standard attack by the game code for most purposes (e.g. interrupting [[occupation]]s or determining whether the monster can attempt to attack the hero).{{refsrc|src/mondata.c|75|nethack=3.6.7}}{{refsrc|src/mondata.c|525|nethack=3.6.7}}
+A monster that has an on-death explosion attack will naturally only 'use' that attack if they are killed by [[HP]] loss, somewhat similar to a [[passive attack]]:{{refsrc|src/mhitu.c|2797|nethack=3.6.7}} being fatally [[poisoned]] or [[zapped]] by a [[death ray]] meets the conditions for the attack, but death by [[stoning]] and [[disintegration]] do not. The on-death explosion is not counted as a standard attack by the game code for most purposes (e.g. interrupting [[occupation]]s or determining whether the monster can attempt an attack on the hero).{{refsrc|src/mondata.c|75|nethack=3.6.7}}{{refsrc|src/mondata.c|525|nethack=3.6.7}}
 Monsters that explode on death will create a 3x3 [[explosion]] centered on their former square that makes [[noise]] and deals damage to a [[hero]] or any other monsters caught in that explosion{{refsrc|src/explode.c|28|nethack=3.6.7}}{{refsrc|src/explode.c|116-L123|name="goesboom"|nethack=3.6.7}}{{refsrc|src/explode.c|163-L169|nethack=3.6.7}}{{refsrc|src/explode.c|570|nethack=3.6.7}}&mdash;damage from this explosion is dealt to the hero after all other monsters are accounted for, and a hero caught in an on-death explosion (or any type of explosion) [[abuse]]s [[strength]].{{refsrc|src/explode.c|558|nethack=3.6.7}}{{refsrc|src/explode.c|481|nethack=3.6.7}} If the hero kills a monster and causes it to explode in this manner, they are credited for any monsters hit or killed by the explosion, including any penalties for angering [[peaceful]] monsters or killing peacefuls and pets. Monsters will not attack another monster that explodes on death unless they are capable of surviving the explosion, i.e. they have more current HP than the maximum amount of damage it can deal.
-A monster that is killed by [[engulfing]] (including via [[digestion]]) and explodes on-death will solely damage the monster that was engulfing them, making less noise than a normal explosion{{refsrc|src/explode.c|343|nethack=3.6.7}}{{refsrc|src/explode.c|369|nethack=3.6.7}}{{refsrc|src/explode.c|397|nethack=3.6.7}}{{refsrc|src/explode.c|573|nethack=3.6.7}}{{refsrc|src/mon.c|2098|nethack=3.6.7}}{{refsrc|src/mon.c|2104|nethack=3.6.7}}&mdash;this behavior is bugged for [[unsolid]] engulfers, and causes the explosion to hit a 3x3 range centered on that monster without affecting the engulfer itself. If a hero or monster is caught in a [[holding attack]] when they are hit by an on-death explosion, the grabber takes double damage.{{refsrc|src/explode.c|434|nethack=3.6.7}}{{refsrc|src/explode.c|516|nethack=3.6.7}}
+A monster that is killed by [[engulfing]] (including via [[digestion]]) and explodes on death will solely damage the monster that was engulfing them, making less noise than the explosion would normally{{refsrc|src/explode.c|343|nethack=3.6.7}}{{refsrc|src/explode.c|369|nethack=3.6.7}}{{refsrc|src/explode.c|397|nethack=3.6.7}}{{refsrc|src/explode.c|573|nethack=3.6.7}}{{refsrc|src/mon.c|2098|nethack=3.6.7}}{{refsrc|src/mon.c|2104|nethack=3.6.7}}&mdash;this behavior is bugged for [[unsolid]] engulfers, and causes the explosion to hit a 3x3 range centered on that monster without affecting the engulfer itself. If a hero or monster is caught in a [[holding attack]] when they are hit by an on-death explosion, the grabber takes double damage.{{refsrc|src/explode.c|434|nethack=3.6.7}}{{refsrc|src/explode.c|516|nethack=3.6.7}}
 [[Cancellation]] and [[magic cancellation]] have no effect on a monster's ability to explode upon dying, though a monster's [[Magic resistance (monster)|MR score]] can halve damage, and [[half physical damage]] halves damage taken by the hero from the explosion.{{refsrc|src/explode.c|425|nethack=3.6.7}}{{refsrc|src/explode.c|501|nethack=3.6.7}}{{refsrc|src/mon.c|2103|nethack=3.6.7}}

@@ Line 40: / Line 40: @@
 * {{green|e}} [[Dungeon fern spore (UnNetHack)|dungeon fern spore]]
-* {{blue|e}} [[arctic fern spore]]
+* {{blue|e}} [[Arctic fern spore (UnNetHack)|arctic fern spore]]
-* {{red|e}} [[blazing fern spore]]
+* {{red|e}} [[Blazing fern spore (UnNetHack)|blazing fern spore]]
 * {{yellow|e}} [[Swamp fern spore (UnNetHack)|swamp fern spore]]
-* {{brown|e}} [[fern spore]]
+* {{brown|e}} [[Fern spore (UnNetHack)|fern spore]]
-All of these attacks deal 2d4 physical damage and propagate more ferns of the corresponding type.
+All of these attacks deal 2d4 physical damage and propagate more ferns of the corresponding type&mdash;fern spores are only generated by reading a blessed [[scroll of stinking cloud]] while [[confused]], and can propagate any type of dungeon fern.
 ===dNetHack===