Dungeons & Dragons Fifth Edition SRD

Rust Monster 5e Stat Block: AC, HP, CR, and Actions

Rust Monster is a Medium monstrosity with unaligned alignment and Challenge Rating 1/2 in D&D 5e. This stat block includes AC 14, 27 hit points, speeds, traits, and actions.



Rust Monster

Rust Monster

Medium, monstrosity, unaligned
Armor Class
14 (natural)
Hit Points
27
(5d8+5)
Speed:
Walk 40 ft.,
STR 13 (+1)
DEX 12 (+1)
CON 13 (+1)
INT 2 (-4)
WIS 13 (+1)
CHA 6 (-2)
Saving Throws:
Skills:
Damage Vulnerabilities:
Damage Resistances:
Damage Immunities:
Condition Immunities:
Senses:
darkvision 60 ft.
Passive Perception:
11
Languages: -
CR:
1/2
(100 XP)
Proficiency Bonus: 2

Traits:

  • 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.

Actions:

  • Bite - Melee Weapon Attack: +3 to hit, reach 5 ft., one target. Hit: 5 (1d8 + 1) piercing damage.

  • Antennae - 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.


Frequently Asked Questions

What type of creature is the Rust Monster in D&D 5e?

The Rust Monster is a Medium monstrosity with unaligned alignment in D&D 5th Edition.

What is the Rust Monster's challenge rating in D&D 5e?

The Rust Monster has a Challenge Rating (CR) of 1/2, worth 100 XP.

What are the Rust Monster's hit points and armor class in D&D 5e?

The Rust Monster has 27 hit points (5d8+5) and an Armor Class of 14 in D&D 5th Edition.

This resource contains useful selections. You can find the complete documentation here: System Reference Document. (v5.1 2014)