# Rust Monster

*Medium* *Monstrosity*

- **Armor Class:** 15
- **Hit Points:** 27 (5d8+5)
- **Speed:** walk 40 ft.
- **Challenge Rating:** 1/2 (100 XP)
- **Source:** [A5e Monstrous Menagerie](https://enpublishingrpg.com/products/level-up-monstrous-menagerie-a5e) page 375

| STR | DEX | CON | INT | WIS | CHA |
| --- | --- | --- | --- | --- | --- |
| 12 (+1) | 12 (+1) | 12 (+1) | 2 (-4) | 12 (+1) | 6 (-2) |

- **Skills:** 
- **Senses:** darkvision 60 ft., passive Perception 11
- **Languages:** 

### Special Abilities

- **Metal Detection:** The rust monster can smell metal within 30 feet.
- **Rust Metal:** A nonmagical weapon made of metal that hits the rust monster corrodes after dealing damage, taking a permanent -1 penalty to damage rolls per hit. If this penalty reaches -5, the weapon is destroyed. Metal nonmagical ammunition is destroyed after dealing damage.

### Actions

- **Antennae:** The rust monster corrodes a nonmagic metal object within 5 feet. It can destroy up to a 1-foot-square portion of an unattended object. If the object is worn or carried  the objects owner makes a DC 11 Dexterity saving throw  avoiding the rust monsters antennae on a success.
- **Metal shields or armor the rust monster touches with its antennae corrode, taking a permanent -1 penalty to its AC protection per hit:** If the penalty reduces the armors AC protection to 10  the armor is destroyed. If a metal weapon is touched  it is subject to the Rust Metal trait.
- **Bite:** Melee Weapon Attack: +3 to hit, reach 5 ft., one target. Hit: 5 (1d8 + 1) piercing damage.

### Reactions

- **Defensive Bite:** When the rust monster is hit by a melee attack made by a creature it can see within 5 feet, it bites the attacker.


