Obelisk, The Tormentor

Trample, Hexproof
This card can't be countered.
Sacrifice three non tokens creatures you control,
rather than paying its mana cost.
Obelisk, The Tormentor enters the battlefield,
don't cause abilities of permanents your opponent controls to trigger until end of turn.
{2}{u}: Sacrifice 2 creatures to destroy all creatures, your opponent control.