Beartrap - Revision history

Umbire the Phantom: pothole

2026-07-20T18:57:05Z

pothole

Chattille: Add languages template.

2026-06-30T13:39:09Z

Add languages template.

Umbire the Phantom: extra line break

2025-04-08T09:07:58Z

extra line break

Spidr mnky: Heroes don't have beatitude.

2025-04-07T22:01:58Z

Heroes don't have beatitude.

Umbire the Phantom: /* dNetHack */ potholes

2025-03-20T18:30:04Z

‎dNetHack: potholes

Umbire the Phantom: detailing, citations, variants, etc. etc. etc. - this should do

2025-03-20T18:23:20Z

detailing, citations, variants, etc. etc. etc. - this should do

Umbire the Phantom: reorganize, cite what I can, pothole accordingly, etc.

2025-03-20T17:49:59Z

reorganize, cite what I can, pothole accordingly, etc.

Umbire the Phantom: /* Strategy */ punc

2025-03-20T16:48:06Z

‎Strategy: punc

Umbire the Phantom: formatting, copyedit, updating, several citations (but not all of them), etc.

2025-03-20T16:46:39Z

formatting, copyedit, updating, several citations (but not all of them), etc.

Aximili: Encyclopedia entry

2025-03-20T14:33:44Z

Encyclopedia entry

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    |material=iron
 }}
 A '''beartrap''' is a type of [[tool]] that appears in ''[[NetHack]]'', and is almost always seen in the form of a primed '''bear trap''' ({{Cyan|^}} [[image:bear trap.png]]) on the ground. It is made of [[iron]].
@@ Line 18: / Line 17: @@
 ==Description==
-Bear traps are activated by walking on to their square, including a hero moving onto their square as the result of a failed untrap attempt. A hero or [[monster]] that steps into a bear trap will take 2d4 damage from it closing on their foot (subject to [[half physical damage]]) and be prevented from moving for several turns, and a hero will also [[abuse]] [[dexterity]], lose the ability to [[kick]] or [[levitate]] and suffer a [[wounded leg]].{{refsrc|src/trap.c|1072|nethack=3.6.7}}{{refsrc|src/trap.c|1096|nethack=3.6.7}}{{refsrc|src/trap.c|2288|version=NetHack 3.6.7}}{{refsrc|src/trap.c|2870|nethack=3.6.7}} A [[bugbear]] or [[owlbear]] activating a bear trap prints [[YAFM|a unique message]], including a hero in the form of one.{{refsrc|src/trap.c|1099|nethack=3.6.7}}{{refsrc|src/trap.c|2297|nethack=3.6.7}} If the hero moves onto a bear trap square while [[riding]], the steed will be caught in the trap instead unless they are levitating or flying.{{refsrc|src/trap.c|1090|nethack=3.6.7}} A hero that is caught in a bear trap while chained to a [[heavy iron ball]] buried in the ground will be immediately freed from that iron ball.
+Bear traps are activated by walking on to their square, including a hero moving onto their square as the result of a failed untrap attempt. A hero or [[monster]] that steps into a bear trap will take 2d4 damage from it closing on their foot (subject to [[half physical damage]]) and be prevented from moving for several turns, and a hero will also [[abuse]] [[dexterity]], lose the ability to [[Kick (command)|kick]] or [[levitate]] and suffer a [[wounded leg]].{{refsrc|src/trap.c|1072|nethack=3.6.7}}{{refsrc|src/trap.c|1096|nethack=3.6.7}}{{refsrc|src/trap.c|2288|version=NetHack 3.6.7}}{{refsrc|src/trap.c|2870|nethack=3.6.7}} A [[bugbear]] or [[owlbear]] activating a bear trap prints [[YAFM|a unique message]], including a hero in the form of one.{{refsrc|src/trap.c|1099|nethack=3.6.7}}{{refsrc|src/trap.c|2297|nethack=3.6.7}} If the hero moves onto a bear trap square while [[riding]], the steed will be caught in the trap instead unless they are levitating or flying.{{refsrc|src/trap.c|1090|nethack=3.6.7}} A hero that is caught in a bear trap while chained to a [[heavy iron ball]] buried in the ground will be immediately freed from that iron ball.
 Heroes and monsters will always avoid a bear trap under the following circumstances:{{refsrc|src/trap.c|2289|nethack=3.6.7}}

← Older revision		Revision as of 13:39, 30 June 2026
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		+	{{languages}}
	{{tool		{{tool
	\|color=metal color		\|color=metal color

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 Bear traps can be generated in most rooms on almost any floor of the dungeon, but cannot be placed on a [[stair]] or [[ladder]], a [[pool]] or moat, [[lava]], in a wall, on a closed [[door]], on a spot occupied by another trap or a solid [[dungeon feature]] (e.g. a [[throne]] or [[altar]]), or anywhere on the [[Plane of Air]] or [[Plane of Water]].
-A [[hero]] that successfully [[untrap]]s a live bear trap will generate an uncursed beartrap item on the former [[trap]]'s square, even if the live bear trap was created by applying a beartrap item with a different beatitude.
+A [[hero]] that successfully [[untrap]]s a live bear trap will generate an uncursed beartrap item on the former [[trap]]'s square, even if the live bear trap was created by applying a beartrap item with a different beatitude.{{refsrc|src/trap.c|4177|nethack=3.6.7}}
 ==Description==

@@ Line 14: / Line 14: @@
 Bear traps can be generated in most rooms on almost any floor of the dungeon, but cannot be placed on a [[stair]] or [[ladder]], a [[pool]] or moat, [[lava]], in a wall, on a closed [[door]], on a spot occupied by another trap or a solid [[dungeon feature]] (e.g. a [[throne]] or [[altar]]), or anywhere on the [[Plane of Air]] or [[Plane of Water]].
-A [[hero]] that successfully [[untrap]]s a live bear trap will generate an uncursed beartrap item on the former [[trap]]'s square, even if it was a trap set by a hero that had a different beatitude at the time of setting.{{refsrc|src/trap.c|4177|nethack=3.6.7}}
+A [[hero]] that successfully [[untrap]]s a live bear trap will generate an uncursed beartrap item on the former [[trap]]'s square, even if the live bear trap was created by applying a beartrap item with a different beatitude.
 ==Description==

@@ Line 79: / Line 79: @@
 A hero or monster trapped in a bear trap is potentially vulnerable to [[Sneak attack (dNetHack)|sneak attacks]].
-Worn [[boots]] that have the [[randomized appearance]] of [[jungle boots]] grant immunity to wounded legs from the sting of [[xan]]s or being caught in a bear trap&mdash;damage taken from being forced out of a bear trap (e.g. by a [[thrown]] [[iron ball]]) is also reduced, though the boots will be damaged in that instance and lose up to 10 points of [[enchantment]], destroying them if the enchantment is low enough as a result.
+Worn boots that have the [[randomized appearance]] of [[jungle boots]] grant immunity to wounded legs from the sting of [[xan]]s or being caught in a bear trap&mdash;damage taken from being forced out of a bear trap (e.g. by a [[thrown]] iron ball) is also reduced, though the boots will be damaged in that instance and lose up to 10 points of [[enchantment]], destroying them if the enchantment is low enough as a result.
 ===xNetHack===

@@ Line 17: / Line 17: @@
 ==Description==
-Bear traps are activated by walking on to their square, including a hero moving onto their square as the result of a failed untrap attempt. A hero or [[monster]] that steps into a bear trap will take 2d4 damage from it closing on their foot (subject to [[half physical damage]]) and be prevented from moving for several turns, and a hero will also [[abuse]] [[dexterity]], lose the ability to [[kick]] or [[levitate]] and suffer a [[wounded leg]].{{refsrc|src/trap.c|1072|nethack=3.6.7}}{{refsrc|src/trap.c|1096|nethack=3.6.7}}{{refsrc|src/trap.c|2288|version=NetHack 3.6.7}}{{refsrc|src/trap.c|2870|nethack=3.6.7}} A [[bugbear]] or [[owlbear]] activating a bear trap prints [[YAFM|a unique message]], including a hero in the form of one.{{refsrc|src/trap.c|1099|nethack=3.6.7}}{{refsrc|src/trap.c|2297|nethack=3.6.7}} If the hero moves onto a bear trap square while [[riding]], the steed will be caught in the trap instead unless they are levitating or flying.{{refsrc|src/trap.c|1090|nethack=3.6.7}}
+Bear traps are activated by walking on to their square, including a hero moving onto their square as the result of a failed untrap attempt. A hero or [[monster]] that steps into a bear trap will take 2d4 damage from it closing on their foot (subject to [[half physical damage]]) and be prevented from moving for several turns, and a hero will also [[abuse]] [[dexterity]], lose the ability to [[kick]] or [[levitate]] and suffer a [[wounded leg]].{{refsrc|src/trap.c|1072|nethack=3.6.7}}{{refsrc|src/trap.c|1096|nethack=3.6.7}}{{refsrc|src/trap.c|2288|version=NetHack 3.6.7}}{{refsrc|src/trap.c|2870|nethack=3.6.7}} A [[bugbear]] or [[owlbear]] activating a bear trap prints [[YAFM|a unique message]], including a hero in the form of one.{{refsrc|src/trap.c|1099|nethack=3.6.7}}{{refsrc|src/trap.c|2297|nethack=3.6.7}} If the hero moves onto a bear trap square while [[riding]], the steed will be caught in the trap instead unless they are levitating or flying.{{refsrc|src/trap.c|1090|nethack=3.6.7}} A hero that is caught in a bear trap while chained to a [[heavy iron ball]] buried in the ground will be immediately freed from that iron ball.
 Heroes and monsters will always avoid a bear trap under the following circumstances:{{refsrc|src/trap.c|2289|nethack=3.6.7}}
@@ Line 31: / Line 31: @@
 Untrapping a bear trap will disarm it and leave a beartrap item behind, and failing to manually untrap one may cause the hero to be caught in the trap, with [[Rnl|a chance dependent on]] [[luck]]. A hero cannot untrap a bear trap while they are caught within it.{{refsrc|src/trap.c|4460|nethack=3.6.7}} A hero that fails while manually untrapping a bear trap that a monster is caught in has a chance of inflicting up to 4 points of damage, which also constitutes [[pet abuse]] if the trapped monster is tame, and the hero will be responsible for a monster killed by this damage.{{refsrc|src/trap.c|4095|nethack=3.6.7}} Successfully freeing a monster from a bear trap they are stuck in has a {{frac|2}} chance of making that monster peaceful if the hero is nearby and that monster was hostile previously.{{refsrc|src/trap.c|4135|nethack=3.6.7}}{{refsrc|src/trap.c|4700|nethack=3.6.7}}
 A hero or monster escaping from a bear trap they were caught in will not disarm it. A beartrap can only be [[polymorph]]ed while it is not armed.
 ===Setting a beartrap===
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 [[Teleportation]], including [[level teleport]]ing and [[branchport]]ing, can safely get the hero out of a bear trap. Polymorphing into a monster that cannot be held by a bear trap will also instantly free the hero, and polymorph into a metallivore allows the hero to eat it without taking further damage, even while caught in it. [[Jumping]] out of a bear trap is possible, but inflicts d10 damage (subject to half physical damage) and results in a wounded leg that lasts for 500–1499 turns.{{refsrc|src/trap.c|1763|nethack=3.6.7}}
 ==Strategy==
-A beartrap can be applied in a narrow corridor to slow down pursuers, including preventing a [[shopkeeper]] from blocking the [[door]] of their [[shop]] while [[Stealing from shops|stealing from them]]&mdash;a monster stuck in a beartrap is also an easy target for [[ranged attack]]s. However, the time it takes to set one makes it very hard to utilize for emergency getaways.
+A beartrap can be applied in a narrow corridor to slow down pursuers, including preventing a [[shopkeeper]] from blocking the [[door]] of their [[shop]] while [[Stealing from shops|stealing from them]]&mdash;a monster stuck in a beartrap is also an easy target for [[ranged attack]]s. However, the time it takes to set one makes it very hard to utilize for emergency getaways, and at 200 [[aum]] they are also quite heavy to carry around.
 ==History==
 The bear trap first appears in [[Hack 1.0]], while the beartrap object is introduced in [[NetHack 3.2.0]].
-The encyclopedia entry was added in [[NetHack 3.6.0]].
+The encyclopedia entry is added in [[NetHack 3.6.0]].
 ==Messages==
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 {{message|You hear the roaring of an angry bear!|An unseen owlbear or bugbear triggered a bear trap.}}
 {{message|You howl in anger!|You triggered a bear trap while polymorphed into an owlbear or bugbear.}}
-{{message|<monster> eats a bear trap!|A metallivore ate a bear trap.{{refsrc|src/trap.c|2168|version=NetHack 3.6.7}}}}
+{{message|<monster> eats a bear trap!|A metallivore ate a bear trap.}}
 ==Encyclopedia entry==

@@ Line 14: / Line 14: @@
 Bear traps can be generated in most rooms on almost any floor of the dungeon, but cannot be placed on a [[stair]] or [[ladder]], a [[pool]] or moat, [[lava]], in a wall, on a closed [[door]], on a spot occupied by another trap or a solid [[dungeon feature]] (e.g. a [[throne]] or [[altar]]), or anywhere on the [[Plane of Air]] or [[Plane of Water]].
-A [[hero]] that successfully [[untrap]]s a live bear trap will generate an uncursed beartrap item on the former [[trap]]'s square.
+A [[hero]] that successfully [[untrap]]s a live bear trap will generate an uncursed beartrap item on the former [[trap]]'s square, even if it was a trap set by a hero that had a different beatitude at the time of setting.{{refsrc|src/trap.c|4177|nethack=3.6.7}}
 ==Description==
-A hero or [[monster]] that steps into a bear trap will take 2d4 damage (subject to [[half physical damage]]) and be prevented from moving for several turns, and a hero will also suffer a [[wounded leg]].{{refsrc|src/trap.c|2288|version=NetHack 3.6.7}} Bear traps are activated by walking on to their square, including a hero moving onto their square as the result of a failed [[untrap]] attempt. A hero cannot untrap a bear trap while they are caught within it, and also cannot [[kick]]. Escaping from a bear trap will not disarm it.
+Bear traps are activated by walking on to their square, including a hero moving onto their square as the result of a failed untrap attempt. A hero or [[monster]] that steps into a bear trap will take 2d4 damage from it closing on their foot (subject to [[half physical damage]]) and be prevented from moving for several turns, and a hero will also [[abuse]] [[dexterity]], lose the ability to [[kick]] or [[levitate]] and suffer a [[wounded leg]].{{refsrc|src/trap.c|1072|nethack=3.6.7}}{{refsrc|src/trap.c|1096|nethack=3.6.7}}{{refsrc|src/trap.c|2288|version=NetHack 3.6.7}}{{refsrc|src/trap.c|2870|nethack=3.6.7}} A [[bugbear]] or [[owlbear]] activating a bear trap prints [[YAFM|a unique message]], including a hero in the form of one.{{refsrc|src/trap.c|1099|nethack=3.6.7}}{{refsrc|src/trap.c|2297|nethack=3.6.7}} If the hero moves onto a bear trap square while [[riding]], the steed will be caught in the trap instead unless they are levitating or flying.{{refsrc|src/trap.c|1090|nethack=3.6.7}}
-Heroes and monsters will always escape a bear trap under the following circumstances:
+Heroes and monsters will always avoid a bear trap under the following circumstances:{{refsrc|src/trap.c|2289|nethack=3.6.7}}
-* They are [[levitating]] or [[flying]] over its square.
+* They are levitating or [[flying]] over its square and have not moved down into the trap{{refsrc|src/trap.c|932|nethack=3.6.7}}{{refsrc|src/trap.c|1075|nethack=3.6.7}}&mdash;a hero that floats or flies over a hidden beartrap will reveal its location.
-* They are [[amorphous]], [[whirly]] or [[unsolid]].
+* They are [[amorphous]], [[whirly]] or [[unsolid]].{{refsrc|src/trap.c|1078|nethack=3.6.7}}
-* They are [[small]] in size at most.
+* They are [[small]] in size at most.{{refsrc|src/trap.c|1084|nethack=3.6.7}}
-* They are [[metallivorous]]&mdash;for a monster, they will always [[eat]] the bear trap when moving into it, while the hero must move into the trap's square before they can eat it.
+* They are [[metallivorous]]&mdash;for a monster, they will always [[eat]] the bear trap when moving into it, while the hero must move onto the trap's square before they can eat it.{{refsrc|src/trap.c|2168|nethack=3.6.7}}
-Otherwise, a hero that knows a beartrap's location and is not [[fumbling]] will avoid the trap {{frac|4|5}} of the time. If the hero moves onto a bear trap square while [[riding]], the steed will be caught in the trap instead unless they are levitating or flying.
+Otherwise, a hero that knows a beartrap's location and is not [[fumbling]] will avoid the trap {{frac|4|5}} of the time.
-A beartrap can only be [[polymorph]]ed while it is not armed.
+==Disarming==
 ===Setting a beartrap===
 [[Applying]] a beartrap item will arm the beartrap and create a bear trap square, which is an [[occupation]] that can be interrupted:{{refsrc|src/trap.c|2497|nethack=3.6.7}} the duration required to successfully arm a beartrap is based on the hero's [[strength]] and [[dexterity]], and is doubled if the hero is [[blind]];{{refsrc|src/trap.c|2547-L2554|nethack=3.6.7}} the hero cannot set a beartrap if they are [[stunned]], levitating, flying, [[engulfed]], or in a form that lacks [[hand]]s, and cannot set a bear trap on a square where it is invalid to generate.{{refsrc|src/trap.c|2506-L2532|nethack=3.6.7}}
-A hero trying to set a beartrap while they are fumbling or the beartrap is cursed has a [[luck]]-dependent chance of becoming stuck in the set bear trap.{{refsrc|src/trap.c|2560|nethack=3.6.7}} A hero riding a steed while they are unskilled in riding has the same chance of failure, along with an even worse chance if they are also fumbling or setting a cursed beartrap{{refsrc|src/trap.c|2557|nethack=3.6.7}}{{refsrc|src/trap.c|2564|nethack=3.6.7}}&mdash;however, failing to set one while riding will cause it to fall harmlessly to the floor, rather than setting and triggering the trap.{{refsrc|src/trap.c|2575|nethack=3.6.7}}
+A hero trying to set a beartrap while they are fumbling or the beartrap is cursed has a luck-dependent chance of becoming stuck in the set bear trap.{{refsrc|src/trap.c|2560|nethack=3.6.7}} A hero riding a steed while they are unskilled in riding has the same chance of failure, along with an even worse chance if they are also fumbling or setting a cursed beartrap{{refsrc|src/trap.c|2557|nethack=3.6.7}}{{refsrc|src/trap.c|2564|nethack=3.6.7}}&mdash;however, failing to set one while riding will cause it to fall harmlessly to the floor, rather than setting and triggering the trap.{{refsrc|src/trap.c|2575|nethack=3.6.7}}
 A bear trap set by the hero behaves as normal, with the addition of angering peaceful monsters that are caught in a hero's bear trap; a hero can still be caught in their own bear trap if they move into it normally and fail to avoid the trap, or else move into it as a result of failing to disarm it.
 ==Escaping==
-The most common way to escape a bear trap is to try to move out of it. For some reason, trying to move diagonally is most effective, allowing a hero to escape in 4–7 moves even if a wall is in the way{{refsrc|src/hack.c|1221|nethack=3.6.7}}&mdash;attempting to escape in an orthogonal direction requires about five times as many moves to succeed. Zapping a [[wand of opening]] or casting the {{+ of|knock}} spell downward will instantly release the hero.{{refsrc|src/zap.c|2852|nethack=3.6.7}}
+The most common way to escape a bear trap is to try to move out of it. For some reason, trying to move diagonally is most effective, allowing a hero to escape in 4–7 moves even if a wall is in the way{{refsrc|src/hack.c|1221|nethack=3.6.7}}&mdash;attempting to escape in an orthogonal direction requires about five times as many moves to succeed. Zapping a [[wand of opening]] or casting the {{+ of|knock}} spell downward will instantly release a trapped hero, while zapping either in the direction of a monster trapped in one will free them.{{refsrc|src/zap.c|2852|nethack=3.6.7}}{{refsrc|src/trap.c|4687|nethack=3.6.7}}
 [[Teleportation]], including [[level teleport]]ing and [[branchport]]ing, can safely get the hero out of a bear trap. Polymorphing into a monster that cannot be held by a bear trap will also instantly free the hero, and polymorph into a metallivore allows the hero to eat it without taking further damage, even while caught in it. [[Jumping]] out of a bear trap is possible, but inflicts d10 damage (subject to half physical damage) and results in a wounded leg that lasts for 500–1499 turns.{{refsrc|src/trap.c|1763|nethack=3.6.7}}
 ==Strategy==
@@ Line 57: / Line 57: @@
 {{message|You are released from the bear trap.|The bear trap is no longer holding you.}}
 {{message|<monster> is caught in a bear trap!|A monster triggered a bear trap.}}
-{{message|You hear the roaring of an angry bear!|An unseen [[owlbear]] or [[bugbear]] just triggered a bear trap.}}
+{{message|You hear the roaring of an angry bear!|An unseen owlbear or bugbear triggered a bear trap.}}
 {{message|You howl in anger!|You triggered a bear trap while polymorphed into an owlbear or bugbear.}}
 {{message|<monster> eats a bear trap!|A metallivore ate a bear trap.{{refsrc|src/trap.c|2168|version=NetHack 3.6.7}}}}