SRD 5.2 SRD 5.2.1 (current printing)

SRD 5.1 SRD 5.1

Rust Monster

Medium Monstrosity, Unaligned

AC 14 (natural armor)

Initiative +1

HP 33 (6d8 + 6)

Speed 40 ft., swim 20 ft., climb 20 ft., crawl 20 ft.

STR DEX CON INT WIS CHA
Score
Save
Senses
passive Perception 11, darkvision 60 ft.
CR
1/2 (100 XP)

Traits

Iron Scent. The rust monster can pinpoint the location of ferrous metal within 30 feet of itself.

Actions

The rust monster targets one nonmagical metal object—armor or a weapon—worn or carried by a creature within 5 feet of itself. Dexterity Saving Throw: DC 11, the creature with the object. Failure: The object takes a -1 penalty to the AC it offers (armor) or to its attack rolls (weapon). Armor is destroyed if the penalty reduces its AC to 10, and a weapon is destroyed if its penalty reaches -5. The penalty can be removed by casting the Mending spell on the armor or weapon.
Melee Attack Roll: , reach 5 ft. .
The rust monster touches a nonmagical metal object within 5 feet of itself that isn't being worn or carried. The touch destroys a 1-foot Cube [Area of Effect]|XPHB|Cube of the object.
The rust monster makes one Bite attack and uses Antennae twice.

Reactions

Reflexive Antennae. _Trigger:_ An attack roll hits the rust monster. _Response:_ The rust monster uses **Antennae**.

DM Options: Monster Talents adds Talents to this creature. View

Monster Weaknesses adds Weaknesses to this creature. View

The Monsters Know What They're Doing adds Tactics to this creature. View

Official miniatures

Pre-painted minis of this creature, catalogued from minisgallery.com.

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