Fiery Fortitude. If damage reduces the zombie to 0 hit points, zombie elf explodes and hits everything in a 5 foot radius with residiual flame. Anyone in the area must make a DC12 Dexterity saving throw or be hit with 1d6 fire damage (Hit: 3).

The Zombie elf makes two attacks on its turn: one Fiery Slam attack, and one Bite attack.

Fiery Slam. Melee Weapon Attack: +3 to hit, reach 5 ft., one target. Hit: 4 (1d6 + 2) bludgeoning damage and 2 (1d4) fire damage.

Bite. Melee Weapon Attack: +3 to hit, reach 5 ft., one target. Hit: 4 (1d6 + 2) bludgeoning damage and will have to make a DC10 Constitution Saving throw or become poisoned.