Corpse Explosion

You can chose up to 7 Zombie type undeads to explode at the same time. Each zombie has it's explosion range, effects and damage in it's reactions.

Before they explode at the start of the second turn you roll a Intelligence d20 with the followings chances:

-1~9 Fail: Nothing explodes And they receive 2d8 of fire damage divided among the number of zombies chosen

-10~19 Sucess: All the choosen zombies explode dealing fire damage and die.

-20 Critical: All the choosen zombies explode dealing fire and bludgeoning damage and are left to 1 HP.