Traits

Mythallar Rebirth. If damage reduces the zombie to 0 Hit Points, roll a d6 and take the effect from below:

1. Destroyed.
2. Destroyed.
3. It loses one of its arms. Attack rolls are at Disadvantage.
4. It loses one of its legs. Movement -5 ft.
5. It gets chopped in half. It's prone and can only move 5 ft. If reduced to 0 hit points its destroyed.
6. It loses its head and can only bite at creatures occupying the same 5 ft space. If reduced to 0 hit points its destroyed.

Actions

Make one attack from below:
Slam.(Magical Feedback) Melee Attack Roll: +5, reach 5 ft., 1d8+3 Bludgeoning damage, If Magical Feedback is active it also does 1d10 Force damage.
Bite. Melee Attack Roll: +5, reach 5 ft., 1d6+3 Piercing damage and 2d6 Poison damage.

Bonus Actions

Magical Feedback. 15 ft. Cube centered on the zombie, all creatures must make a Dexterity Saving Throw, on success they take no damage, on failure they take 1d10 Force damage. If any other creatures with the Magical Feedback trait are affected and if they have a charge as well they trigger another instance of this attack, if they don't have a charge then they gain one.

Reactions

Magical Feedback. When damaged by magic it can use its Reaction to absorb half the damage and enable the Magical Feedback features.