Rorago, The World Breaker

If you control more than one unique land, this
card is a 1/1 colorless inhuman with no abilities.
Indestructible, Hexproof
This creature attacks each turn if able. If it
becomes blocked by 3+ creatures, sacrifice it.
{0}: Choose a basic land type. All lands you
control become that type until the end of the turn.
{w}{w}{u}{u}{b}{b}{r}{r}{g}{g},{t}: Your life total
becomes 1. At the beginning of your opponent's
next end step, you win the game.