Helm - Revision history

Umbire the Phantom: comment first 2 refsrc links

2026-07-13T00:28:45Z

comment first 2 refsrc links

Umbire the Phantom: /* EvilHack */ detail

2026-07-12T19:27:42Z

‎EvilHack: detail

Umbire the Phantom: detail

2026-07-09T12:19:12Z

detail

Umbire the Phantom: /* SporkHack */ mind blast

2026-07-09T09:43:44Z

‎SporkHack: mind blast

Umbire the Phantom: /* UnNetHack */ dyna

2026-07-09T09:39:54Z

‎UnNetHack: dyna

Umbire the Phantom: tweaks

2026-07-08T15:05:54Z

tweaks

Umbire the Phantom: /* Description */ reorganize

2026-07-08T15:02:38Z

‎Description: reorganize

Umbire the Phantom: more detailing, 95% vanilla - note the exception made for rocky phasers wearing helmets

2026-07-08T15:01:19Z

more detailing, 95% vanilla - note the exception made for rocky phasers wearing helmets

Umbire the Phantom: THEM, hackem, nndnh

2026-07-08T14:06:55Z

THEM, hackem, nndnh

Umbire the Phantom: more detail for the table, variants up to evilhack

2026-07-08T13:51:49Z

more detail for the table, variants up to evilhack

@@ Line 4: / Line 4: @@
 ==Description==
-Helms are [[worn]] on the [[head]], and they cannot be used by heroes or monsters that lack a head or are [[tiny]] in size (and thus too small to wear armor at all). [[Flimsy]] helms are generally referred to as "[[hat]]s". A worn helm that is [[metallic]] also interferes with the hero's [[spellcasting]], raising their spell failure rate by a fixed value unless they are a [[Knight]] casting [[clerical spells]].{{refsrc|src/spell.c|106|nethack=5.0.0}}{{refsrc|src/spell.c|2202-L2206|nethack=5.0.0}}
+Helms are [[worn]] on the [[head]], and they cannot be used by heroes or monsters that lack a head or are [[tiny]] in size (and thus too small to wear armor at all). [[Flimsy]] helms are generally referred to as "[[hat]]s". A worn helm that is [[metallic]] also interferes with the hero's [[spellcasting]], raising their spell failure rate by a fixed value unless they are a [[Knight]] casting [[clerical spells]].{{refsrc|src/spell.c|106|nethack=5.0.0|comment=all metallic helms add 4 to failure rate calculations}}{{refsrc|src/spell.c|2202-L2206|nethack=5.0.0|comment=metallic helms, gloves and boots do not interfere with Knights casting clerically}}
 If the hero [[polymorph]]s into a monster that is headless, tiny or else incapable of wearing armor, their helm will come off and fall to the ground&mdash;a hero that polymorphs into a monster with [[Body parts#Horns|horns]] will also force their helm to fall off ''unless'' that helm is flimsy.

@@ Line 161: / Line 161: @@
 * The [[helm of speed]], which grants 1 AC and [[very fast]] speed; and
 * The [[helm of telekinesis]], which either grants [[telekinesis]] to the wearer or enhances existing telekinetic abilities.
 ===SlashTHEM===

@@ Line 174: / Line 174: @@
 * plasteel helm (from Jedi patch/SlashTHEM)
 * helm of speed (randomized, from EvilHack)
-* tinfoil hat (randomized, from SpliceHack)
+* [[Tinfoil hat (Hack'EM)|tinfoil hat]] (randomized, combined from UnNetHack and SpliceHack)
 * [[helm of madness]], a wholly new helm that has a randomized appearance, grants 1 AC and +3 charisma while worn, and autocurses when worn

@@ Line 110: / Line 110: @@
 * The [[helm of clarity]], which grants 1 AC along with [[see invisible]], [[infravision]], [[protection from shape changers]], [[blindness resistance]] and [[hallucination resistance]], and has a randomized appearance (default is "tinfoil hat").
-A helm with the randomized appearance of a "tinfoil hat" always blocks [[telepathy]], including its own if it is randomized to a helm of telepathy, and protects the wearer from the [[psi bolt]] [[monster spell]].
+A helm with the randomized appearance of a "tinfoil hat" always blocks [[telepathy]], including its own if it is randomized to a helm of telepathy, and protects the wearer from the [[psi bolt]] [[monster spell]] and the [[mind blast]] of a (master) mind flayer.
 ===UnNetHack===

@@ Line 113: / Line 113: @@
 ===UnNetHack===
-[[UnNetHack]] retains the list of helms as they exist in NetHack 3.4.3 and adds a single new helm in the [[Tinfoil hat (SpliceHack)|tinfoil hat]], which is represented as a separate item rather than a randomized appearance as in SporkHack.
+[[UnNetHack]] retains the list of helms as they exist in NetHack 3.4.3 and adds a single new helm in the [[Tinfoil hat (SpliceHack)|tinfoil hat]], which is represented as a separate item rather than a randomized appearance as in SporkHack. This also applies to [[DynaHack]], which is derived from earlier versions of UnNetHack.
 ===dNetHack===

@@ Line 15: / Line 15: @@
 * Falling [[piercer]]s, including a hero in the form of one.{{refsrc|src/mhitu.c|599-L602|nethack=5.0.0|comment=hero as falling piercer}}
-A worn helm of any type does ''not'' protect the hero from being splattered in the face by an [[egg]] that is thrown upward and then lands on them, which is '''especially''' important for [[cockatrice]] eggs.{{refsrc|src/dothrow.c|1305-L1315|nethack=5.0.0}} A worn helm also does not protect the hero if they threw a blessed item upward that landed on them, and they are polymorphed into a form that takes extra damage from blessed items{{refsrc|src/dothrow.c|1369-L1370|nethack=5.0.0}}&mdash;similarly, a worn hard helm will not protect a hero if they threw a [[silver]] object upward that landed on them, and they have [[lycanthropy]] or they are polymorphed into a monster that hates silver (and the item will also sear them for extra silver damage as normal).<ref name="less_damage"/>{{refsrc|src/dothrow.c|1371-L1372|nethack=5.0.0}}
+A worn helm of any type does ''not'' protect the hero from being splattered in the face by an [[egg]] that is thrown upward and then lands on them, which is '''especially''' important for [[cockatrice]] eggs.{{refsrc|src/dothrow.c|1305-L1315|nethack=5.0.0}} A worn helm also does not protect the hero if they threw a [[blessed]] item upward that landed on them and they are polymorphed into a form that takes extra damage from blessed items{{refsrc|src/dothrow.c|1369-L1370|nethack=5.0.0}}&mdash;similarly, a worn hard helm will not protect a hero if they threw a [[silver]] object upward that landed on them and they either have [[lycanthropy]] or they are polymorphed into a monster that hates silver (and the item will also sear them for extra silver damage as normal).<ref name="less_damage"/>{{refsrc|src/dothrow.c|1371-L1372|nethack=5.0.0}}
 Worn helms have the ''opposite'' effect on some falling objects for a hero that is polymorphed into a [[xorn]] or [[earth elemental]]:{{refsrc|include/mondata.h|205-L208|nethack=5.0.0|comment=<tt>#define passes_rocks(ptr)</tt>}}{{refsrc|src/dothrow.c|1346-L1347|nethack=5.0.0|name="harmless"}} these forms are protected from damage by thrown or flung objects hitting their head that are made of [[gemstone]] and [[mineral]] and are not [[ring]]s, ''unless'' they are currently wearing a helm of any kind.<ref name="harmless"/>{{refsrc|include/obj.h|272-L277|nethack=5.0.0|comment=<tt>#define stone_missile(o)</tt>}}{{refsrc|src/dothrow.c|1383-L1391|nethack=5.0.0|comment=stone objects landing on rock-phasing hero}}{{refsrc|src/trap.c|1351-L1354|nethack=5.0.0|comment=fallling rock traps and rock-phasing hero}}

@@ Line 4: / Line 4: @@
 ==Description==
-Helms are [[worn]] on the [[head]], and they cannot be used by heroes or monsters that lack a head or are [[tiny]] in size (and thus too small to wear armor at all). [[Flimsy]] helms are generally referred to as "[[hat]]s". If the hero [[polymorph]]s into a monster that is headless, tiny or else incapable of wearing armor, their helm will come off and fall to the ground&mdash;a hero that polymorphs into a monster with [[Body parts#Horns|horns]] will also force their helm to fall off ''unless'' that helm is flimsy.
+Helms are [[worn]] on the [[head]], and they cannot be used by heroes or monsters that lack a head or are [[tiny]] in size (and thus too small to wear armor at all). [[Flimsy]] helms are generally referred to as "[[hat]]s". A worn helm that is [[metallic]] also interferes with the hero's [[spellcasting]], raising their spell failure rate by a fixed value unless they are a [[Knight]] casting [[clerical spells]].{{refsrc|src/spell.c|106|nethack=5.0.0}}{{refsrc|src/spell.c|2202-L2206|nethack=5.0.0}}
-A worn helm of any type can reduce the amount of [[physical damage]] taken (before [[half physical damage]] is applied) from hitting the [[ceiling]] when the hero [[quaff]]s a cursed [[potion of levitation]], with a helm that is made of a hard material reducing the damage from d10 to d3, while a hat only reduces it to d6.{{refsrc|src/potion.c|1199-L1207|nethack=5.0.0|comment=cursed potion of levitation effects}} A worn helm that is [[metallic]] also interferes with the hero's [[spellcasting]], raising their spell failure rate by a fixed value unless they are a [[Knight]] casting [[clerical spells]].{{refsrc|src/spell.c|106|nethack=5.0.0}}{{refsrc|src/spell.c|2202-L2206|nethack=5.0.0}}
+If the hero [[polymorph]]s into a monster that is headless, tiny or else incapable of wearing armor, their helm will come off and fall to the ground&mdash;a hero that polymorphs into a monster with [[Body parts#Horns|horns]] will also force their helm to fall off ''unless'' that helm is flimsy.
-Helms that are made of a hard material can also reduce or even block damage from falling objects and monsters, which consists of the following:
+A worn helm of any type can reduce the amount of [[physical damage]] taken (before [[half physical damage]] is applied) from hitting the [[ceiling]] when the hero [[quaff]]s a cursed [[potion of levitation]], with a helm that is made of a hard [[material]] reducing the damage from d10 to d3, while a hat only reduces it to d6.{{refsrc|src/potion.c|1199-L1207|nethack=5.0.0|comment=cursed potion of levitation effects}} Helms that are made of a hard material can also reduce or even block damage from falling objects and monsters, which consists of the following:
 * [[Rock]]s dropped by [[falling rock trap]]s.{{refsrc|src/trap.c|1348-L1357|nethack=5.0.0}}

@@ Line 6: / Line 6: @@
 Helms are [[worn]] on the [[head]], and they cannot be used by heroes or monsters that lack a head or are [[tiny]] in size (and thus too small to wear armor at all). [[Flimsy]] helms are generally referred to as "[[hat]]s". If the hero [[polymorph]]s into a monster that is headless, tiny or else incapable of wearing armor, their helm will come off and fall to the ground&mdash;a hero that polymorphs into a monster with [[Body parts#Horns|horns]] will also force their helm to fall off ''unless'' that helm is flimsy.
-A worn helm of any type can reduce the amount of [[physical damage]] taken (before [[half physical damage]] is applied) from hitting the [[ceiling]] when the hero [[quaff]]s a cursed [[potion of levitation]], with a helm that is made of a hard material reducing the damage from d10 to d3, while a hat only reduces it to d6.{{refsrc|src/potion.c|1199-L1207|nethack=5.0.0|comment=cursed potion of levitation effects}}
+A worn helm of any type can reduce the amount of [[physical damage]] taken (before [[half physical damage]] is applied) from hitting the [[ceiling]] when the hero [[quaff]]s a cursed [[potion of levitation]], with a helm that is made of a hard material reducing the damage from d10 to d3, while a hat only reduces it to d6.{{refsrc|src/potion.c|1199-L1207|nethack=5.0.0|comment=cursed potion of levitation effects}} A worn helm that is [[metallic]] also interferes with the hero's [[spellcasting]], raising their spell failure rate by a fixed value unless they are a [[Knight]] casting [[clerical spells]].{{refsrc|src/spell.c|106|nethack=5.0.0}}{{refsrc|src/spell.c|2202-L2206|nethack=5.0.0}}
 Helms that are made of a hard material can also reduce or even block damage from falling objects and monsters, which consists of the following:
-* [[Rock]]s dropped by [[falling rock trap]]s.
+* [[Rock]]s dropped by [[falling rock trap]]s.{{refsrc|src/trap.c|1348-L1357|nethack=5.0.0}}
-* [[Boulder]]s or rocks dropped by a [[read]] [[scroll of earth]].
+* [[Boulder]]s or rocks dropped by a [[read]] [[scroll of earth]].{{refsrc|src/read.c|2318-L2326|nethack=5.0.0}}
-* Objects [[thrown]] upward by the hero.
+* Objects [[thrown]] upward by the hero that land on their head.{{refsrc|src/dothrow.c|1334-L1335|nethack=5.0.0|name="less_damage"}}{{refsrc|src/dothrow.c|1382-L1397|nethack=5.0.0}}
 * Falling [[piercer]]s, including a hero in the form of one.{{refsrc|src/mhitu.c|599-L602|nethack=5.0.0|comment=hero as falling piercer}}
-A worn helm that is [[metallic]] interferes with the hero's [[spellcasting]].
+A worn helm of any type does ''not'' protect the hero from being splattered in the face by an [[egg]] that is thrown upward and then lands on them, which is '''especially''' important for [[cockatrice]] eggs.{{refsrc|src/dothrow.c|1305-L1315|nethack=5.0.0}} A worn helm also does not protect the hero if they threw a blessed item upward that landed on them, and they are polymorphed into a form that takes extra damage from blessed items{{refsrc|src/dothrow.c|1369-L1370|nethack=5.0.0}}&mdash;similarly, a worn hard helm will not protect a hero if they threw a [[silver]] object upward that landed on them, and they have [[lycanthropy]] or they are polymorphed into a monster that hates silver (and the item will also sear them for extra silver damage as normal).<ref name="less_damage"/>{{refsrc|src/dothrow.c|1371-L1372|nethack=5.0.0}}
 A [[greased]] helm can block the [[intelligence-draining]] [[tentacle attack]]s of a [[mind flayer]] or [[master mind flayer]]:{{refsrc|src/mhitu.c|1060-L1084|nethack=5.0.0|comment=helm checks in <tt>u_slip_free()</tt> function}} a noncursed greased helm always blocks such an attack, while a cursed greased helm has only a {{frac|2|3}} chance, and the grease has a {{frac|2}} chance of wearing off after each blocked attack in both cases.{{refsrc|src/mhitu.c|1066|nethack=5.0.0}}{{refsrc|src/mhitu.c|1077-L1081|nethack=5.0.0}} After checking for grease, any helm (including a cursed greased helm that fails to provide grease protection) then has a {{frac|7|8}} chance of blocking this attack.{{refsrc|src/mhitu.c|3207-L3212|nethack=5.0.0|comment=hero eating a monster's brains}}{{refsrc|src/mhitu.c|3235-L3239|nethack=5.0.0|comment=monster eating a hero's brains}}{{refsrc|src/mhitu.c|3286-L3293|nethack=5.0.0|comment=monster eating another monster's brains}}
@@ Line 171: / Line 173: @@
 * toque (from EvilHack)
 * plasteel helm (from Jedi patch/SlashTHEM)
-* helm of speed (from EvilHack)
+* helm of speed (randomized, from EvilHack)
-* tinfoil hat (from SpliceHack)
+* tinfoil hat (randomized, from SpliceHack)
-* [[helm of madness]], a wholly new helm that grants 1 AC and +3 charisma, and autocurses when worn
+* [[helm of madness]], a wholly new helm that has a randomized appearance, grants 1 AC and +3 charisma while worn, and autocurses when worn
 ===notnotdNetHack===

@@ Line 34: / Line 34: @@
 !|Effect
 |-
-| [[Fedora]] || 1 || 3 || 0 || [[cloth]] || || [[Flimsy]]. [[Archeologist]]s wearing one gain a +1 [[luck]] bonus.
+| [[Fedora]] || 1 || 3 || 0 || [[cloth]] || ''(none given)'' || [[Flimsy]]. [[Archeologist]]s wearing one gain a +1 [[luck]] bonus.
 |-
 | [[Dunce cap]] || 1 || 4 || 0 || [[cloth]] || conical hat || [[Flimsy]]. [[Magical item|Magical]]. [[Autocursing]]. Sets [[INT]] and [[WIS]] to 6.
 |-
-| [[Cornuthaum]] || 80 || 4 || 0 || [[cloth]] || conical hat || [[Flimsy]]. [[Magical item|Magical]]. [[MC1]]. Special benefits for [[Wizard]]s and penalties for non-Wizards.
+| [[Cornuthaum]] || 80 || 4 || 0 || [[cloth]] || conical hat || [[Flimsy]]. [[Magical item|Magical]]. [[MC1]]. [[Clairvoyance]] and other benefits for [[Wizard]]s, and penalties for non-Wizards.
 |-
 | [[Elven leather helm]] || 8 || 3 || 1 || [[leather]] || leather hat || [[Flimsy]]. Can be safely [[Enchantment|enchanted]] to +7.
 |-
-| [[Orcish helm]] || 10 || 30 || 1 || [[iron]] || iron skull cap ||
+| [[Orcish helm]] || 10 || 30 || 1 || [[iron]] || iron skull cap || Hard helm.
 |-
-| [[Dented pot]] || 8 || 10 || 1 || [[iron]] || || Takes one action to wear or [[remove]].
+| [[Dented pot]] || 8 || 10 || 1 || [[iron]] || ''(none given)'' ||  Hard helm. Takes one action to wear or [[remove]].
 |-
-| [[Dwarvish iron helm]] || 20 || 40 || 2 || [[iron]] || hard hat ||
+| [[Dwarvish iron helm]] || 20 || 40 || 2 || [[iron]] || hard hat || Hard helm.
 |-
-| [[Helm of brilliance]] || 50 || 50 || 1 || [[glass]] || crystal helm || [[Magical item|Magical]]. Adds [[enchantment]] to [[INT]] and [[WIS]].
+| [[Helm of brilliance]] || 50 || 50 || 1 || [[glass]] || crystal helm || Hard helm. [[Magical item|Magical]]. Adds [[enchantment]] to [[INT]] and [[WIS]].
 |-
-| [[Helmet|Helmet ''(kabuto)'']]{{refsrc|src/objnam.c|115|nethack=5.0.0|comment=[[Samurai]] name for helmet}} || 10 || 30 || 1 || [[iron]] || ''(randomized)'' ||
+| [[Helmet|Helmet ''(kabuto)'']]{{refsrc|src/objnam.c|115|nethack=5.0.0|comment=[[Samurai]] name for helmet}} || 10 || 30 || 1 || [[iron]] || ''(randomized)'' || Hard helm.
 |-
-| [[Helm of caution]] || 50 || 50 || 1 || [[iron]] || ''(randomized)'' || [[Magical item|Magical]]. [[Warning]].
+| [[Helm of caution]] || 50 || 50 || 1 || [[iron]] || ''(randomized)'' || Hard helm. [[Magical item|Magical]]. Grants [[warning]].
 |-
-| [[Helm of opposite alignment]] || 50 || 50 || 1 || [[iron]] || ''(randomized)'' || [[Autocursing]]. [[Magical item|Magical]]. Changes alignment of [[hero]]. No effect on a [[monster]]. Will not be worn by certain monsters.
+| [[Helm of opposite alignment]] || 50 || 50 || 1 || [[iron]] || ''(randomized)'' || Hard helm. [[Autocursing]]. [[Magical item|Magical]]. Changes alignment of [[hero]]. No effect on a [[monster]]. Will not be worn by certain monsters.
 |-
-| [[Helm of telepathy]] || 50 || 50 || 1 || [[iron]] || ''(randomized)'' || [[Magical item|Magical]]. Grants [[telepathy]].
+| [[Helm of telepathy]] || 50 || 50 || 1 || [[iron]] || ''(randomized)'' || Hard helm. [[Magical item|Magical]]. Grants [[telepathy]].
 |-
 |}
@@ Line 104: / Line 104: @@
 [[SporkHack]] retains the list of helms as they exist in NetHack 3.4.3, and adds three new helms:
-* The [[gnomish helm]], which grants no base AC unless worn by [[Gnome (monster attribute)|gnomes]] and has the fixed appearance of a "little red hat"
+* The [[gnomish helm]], which grants no base AC unless worn by [[Gnome (monster attribute)|gnomes]] and has the fixed appearance of a "little red hat";
-* The [[helm of discovery]], which grants 1 AC and [[automatic searching]] while worn and has a randomized appearance (default is "viking helmet")
+* The [[helm of discovery]], which grants 1 AC and [[automatic searching]] while worn and has a randomized appearance (default is "viking helmet"); and
-* The [[helm of clarity]], which grants 1 AC along with [[see invisible]], [[infravision]], [[protection from shape changers]], [[blindness resistance]] and [[hallucination resistance]], and has a randomized appearance (default is "tinfoil hat")
+* The [[helm of clarity]], which grants 1 AC along with [[see invisible]], [[infravision]], [[protection from shape changers]], [[blindness resistance]] and [[hallucination resistance]], and has a randomized appearance (default is "tinfoil hat").
 A helm with the randomized appearance of a "tinfoil hat" always blocks [[telepathy]], including its own if it is randomized to a helm of telepathy, and protects the wearer from the [[psi bolt]] [[monster spell]].
 ===UnNetHack===
-[[UnNetHack]] retains the list of helms as they exist in NetHack 3.4.3 and adds a single new helm in the [[tinfoil hat]], which is represented as a separate item rather than a randomized appearance as in SporkHack.
+[[UnNetHack]] retains the list of helms as they exist in NetHack 3.4.3 and adds a single new helm in the [[Tinfoil hat (SpliceHack)|tinfoil hat]], which is represented as a separate item rather than a randomized appearance as in SporkHack.
 ===dNetHack===
-[[dNetHack]] removes the dented pot and splits the elven leather helm into two different items: the [[Elven helm (dNetHack)|elven helm]], which is the direct replacement for the original item and is significantly different, and the [[Leather helm (dNetHack)|leather helm]], which is closer to the original item but is no longer considered elven armor. It also adds many new helm types alongside the remaining ones that it retains from NetHack 3.4.3, and makes it possible for worn helms to fit various head shapes.
+[[dNetHack]] and [[notdNetHack]] remove the dented pot and splits the elven leather helm into two different items: the [[Elven helm (dNetHack)|elven helm]], which is the direct replacement for the original item and is significantly different, and the [[Leather helm (dNetHack)|leather helm]], which is closer to the original item but is no longer considered elven armor. It also adds many new helm types alongside the remaining ones that it retains from NetHack 3.4.3, and makes it possible for worn helms to fit various head shapes.
 The following helms types are available in dNetHack:
@@ Line 148: / Line 148: @@
 The [[Band (helm)|band]] is [[Randomized appearance/dNetHack|a randomized appearance for helms]] that causes the helm randomized to appear as a band to give halved [[AC]] and [[DR]] while worn in exchange for an enchantment-based bonus to [[charisma]].
 ==References==