Death Rites

Death Rites
Ultimate SpellCost: 4
Whenever one of your units dies this turn, destroy one of an opponent's lowest tech units.
BlackNecromancy Ultimate Magic

Card-Specific Rulings
If there are any units that are indestructible or that can't leave play, ignore them when looking for the weakest unit. If such a thing would be their "lowest tech unit" then instead destroy their next weakest. — sharpo