The Death Star

{1}: Permanents your opponents control lose
hexproof and indestructible until end of turn.
{2}: Spells you cast this turn can't be countered.
At the beginning of your upkeep, destroy target
permanent an opponent controls. It can't be regenerated.
At the beginning of your next end step, sacrifice
The Death Star unless you pay it's mana cost.
"It's not a moon..." -Obi Wan Kenobi