Medium Construct
Armor Class 15
Hit Points 32 (5d8+10)
Speed walk +50
Challenge 1
Skills perception +3
Damage Immunities poison; damage from nonmagical, non-adamantine weapons
Condition Immunities charmed, fatigue, frightened, paralyzed, petrified, poisoned
Senses darkvision 60 ft., passive Perception 13
Languages understands the languages of its creator but can't speak
Immutable Form. The guardian is immune to any effect that would alter its form.
Keen Hearing and Smell. The guardian has advantage on Perception checks that rely on hearing or smell.
Magic Resistance. The guardian has advantage on saving throws against spells and magical effects.
Constructed Nature. Guardians dont require air, sustenance, or sleep.
Bite. Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 8 (2d4 + 3) piercing damage. If the target is a creature it makes a DC 13 Strength saving throw falling prone on a failure.
Protective Bite. When a creature within 5 feet hits the guardians owner with a melee attack, the guardian bites the attacker.
Source: Level Up Advanced 5e Monstrous Menagerie · OGL/Open