Gloom Ripper [PPECL 102]

Condition
$0.75
$0.75
Out of stock
Creature — Elf Assassin
Rare
When this creature enters, target creature you control gets +X/+0 until end of turn and up to one target creature an opponent controls gets -0/-X until end of turn, where X is the number of Elves you control plus the number of Elf cards in your graveyard.