Ballistic Shot. When the cannoneer critically hits with a ranged attack using its cannon, it adds 13 (2d12) to the extra damage of the critical hit.

Siege Cannon. The cannoneer's attacks using a cannon deal double damage to objects and structures.

Surly. The cannoneer can use a bonus action on each of its turns to shove one creature within 5 feet of it.

Multiattack. The cannoneer makes two attacks with its cannonball, or one attack with its cannonball and one attack with its cannon.

Cannonball. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 9 (2d4 + 4) bludgeoning damage.

Cannon. Ranged Weapon Attack: +6 to hit, range 30/90ft., one target. Hit: 17 (2d12 + 4) bludgeoning damage, plus 10 (3d6) fire damage if the target is within 10 feet of the cannoneer. If the target is Medium or smaller, it must succeed on a DC 15 Strength saving throw or else it is pushed 5 feet away from the cannoneer and knocked prone.