The Power of Two

Indestructible, hexproof, Can't be countered
At the beginning of your upkeep, search your
library and/or graveyard for a Contest card and
put it onto the battlefield. Shuffle your library.
{4}{u}{w}: Take an extra turn after this one,
except you skip you untap step. Activate this
only during your opponents' turns.
When the fourtieth card is exiled by Contests,
you win the game.
"Are you guys ready to battle for limitless power?"