Bolt-Thrower
Small Construct
Armor Class 14
Hit Points 44 (8d6+16)
Speed walk +15, climb +15
Challenge 2
Skills perception +0
Damage Immunities poison, psychic
Condition Immunities blinded, charmed, deafened, exhaustion, frightened, paralyzed, petrified, poisoned
Senses blindsight 120 ft. (blind beyond that range), passive Perception 14
Special Abilities
Clockwork Sights. The bolt-thrower does not have disadvantage on attack rolls when making ranged attacks within 5 feet of a hostile creature.
Rooted. The bolt-thrower can use a bonus action to anchor itself to or detach itself from a surface. While anchored, the bolt-throwers Speed is 0, and a DC 20 Strength check is required to detach it. A bolt-thrower cannot use its heavy crossbow unless it is anchored.
Actions
Multiattack. The bolt-thrower attacks once with each of its crossbows.
Light Crossbow. Ranged Weapon Attack: +5 to hit, range 80/320 ft., one target. Hit: 7 (1d8 + 3) piercing damage.
Heavy Crossbow. Ranged Weapon Attack: +5 to hit, range 100/400 ft., one target. Hit: 8 (1d10 + 3) piercing damage.
Source: Level Up Advanced 5e Monstrous Menagerie · OGL/Open