Skak, Greater Void God

Flying, Reach, Fear
All lands used to summon Skak must be exiled.
{t}, {4}: Reality Bend; Target creature gets -4/-4
{8}: Exile Skak and Righteous, if both are on the battlefield.
Win the game if your opponent has less health then the
total mana cost of all creatures under their control.
If the opponent has more health than mana cost, all lands
Exiled to summon Skak are returned to your
Library, then shuffle.