Constant Rot. Z-367 takes 1d6 necrotic damage every five minutes. This damage ignores its natural resistance to all damage.

Death Reap. Z-367 heals 2d12 hp for each creature it kills and consumes. This increases by 1d12 for each size above medium and decreases by 1d12 for each size below medium.

Hostility Boost. Z-367 is always hostile towards any creature it can see, or has seen within the last two minutes.
When Z-367 is hostile, its speed triples.

Multiattack (Recharge 1). Z-367 makes two Devour attacks, or two Full-Body Bash attacks.

Devour. Melee Weapon Attack: +13 to hit, reach 10 ft., one target. Hit: 104(15d12 + 7) piercing damage. If this attack causes a creature to drop to 0 hit-points, the creature is killed immediately.

Full-Body Bash. Melee Weapon Attack: +13 to hit, reach 10 ft., one target. Hit: 124(18d12 + 7) bludgeoning damage. The target is pushed 30 feet away and must make a DC 19 Athletics Save or be knocked prone.