Rogue Traders of the Imperium

Whenever one or more creatures you control deal
combat damage to a player, create two Treasure
tokens.
{b}, Sacrifice X Treasures: Target creature gets
-X/-X until end of turn. Activate only as a sorcery.
"The endless dark of the universe is yours, if you but reach out to take it. Yield nothing -- the void respects only strength."
—Serren Travius, Rogue Trader