Multiattack

The bone collective makes two Claw attacks, or one Claw attack and one Bite attack.

Bite (Humanoid Form Only)

Melee Weapon Attack: +8 to hit, reach 5 ft., one target. Hit: 31 (4d12 + 5) piercing damage, and the target must succeed on a DC 16 Constitution saving throw or become poisoned for 1 minute. The target can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.

Claw (Humanoid Form Only)

Melee Weapon Attack: +8 to hit, reach 5 ft., one target. Hit: 25 (3d12 + 5) slashing damage.

Piercing Bones (Shapeless Form Only)

Melee Weapon Attack: +8 to hit, reach 0 ft., one creature in the collective's space. Hit: 52 (8d12) piercing damage, or 26 (4d12) piercing damage if the collective has half its hp or fewer.

Spellcasting

(3/Day; Humanoid Form Only)The bone collective casts the animate dead spell as an action, requiring no material components and using Charisma as the spellcasting ability (spell save DC 14).