Cursed Mud

Uncontrollable ( At the beginning of your upkeep,
put a +1/+1 counter on Cursed Mud then pay {1} for each +1/+1 counter on it. If you don't, loose
the game )
If Cursed Mud has 2 or more +1/+1
counters on it, it has Trample.
{t}, sacrifice a creature: sacrifice Cursed Mud
They say "better of dead" for a reason