Bone Prison. As an action, the bone golem can throw some of its bones at a Creature within 30 feet. It must make a ranged attack (+12) to hit. These bones magically duplicate and form a cage surrounding struck creatures. Each round on the Bone Golems initiative count the cage makes an attack (+6 to hit) to deal 2d6+4 bludgeoning damage. If the attack fails the target is still trapped but takes no damage. The target can escape the cage with a strength/athletics check of 17 or by attacking the prison and dealing 15 points of damage. The golem can only have one bone prison active at a time.
Magic Resistance. The golem has advantage on saving throws against spells and other magical effects.
Immutable Form. The golem is immune to any spell or effect that would alter its form.
Multiattack. The golem makes two attacks with it's great axe
Great axe. Melee Weapon Attack: +6 to hit, reach 10 ft., 1 target. Hit: (2d12 + 6) [slashing] damage.
Bone Prison. Ranged Weapon Attack: +12 to hit, range 30ft., 1 target.
Comments