Medium monstrosity, unaligned
- Armor Class
- 14 (natural armor)
- Hit Points
- 27 (5d8 + 5)
- 40 ft.
|13 (+1)||12 (+1)||13 (+1)||2 (−4)||13 (+1)||6 (−2)|
- darkvision 60 ft., passive Perception 11
- 1/2 (100 XP)
- Iron Scent.
The rust monster can pinpoint, by scent, the location of ferrous metal within 30 feet of it.
- Rust Metal.
Any nonmagical weapon made of metal that hits the rust monster corrodes. After dealing damage, the weapon takes a permanent and cumulative −1 penalty to damage rolls. If its penalty drops to −5, the weapon is destroyed. Nonmagical ammunition made of metal that hits the rust monster is destroyed after dealing damage.
Melee Weapon Attack: +3 to hit, reach 5 ft., one target. Hit: 5 (1d8 + 1) piercing damage.
The rust monster corrodes a nonmagical ferrous metal object it can see within 5 feet of it. If the object isn’t being worn or carried, the touch destroys a 1‐foot cube of it. If the object is being worn or carried by a creature, the creature can make a DC 11 Dexterity saving throw to avoid the rust monster’s touch.
If the object touched is either metal armor or a metal shield being worn or carried, its takes a permanent and cumulative −1 penalty to the AC it offers. Armor reduced to an AC of 10 or a shield that drops to a +0 bonus is destroyed. If the object touched is a held metal weapon, it rusts as described in the Rust Metal trait.