The Dark Soul

Shroud
Cast a copy of the card Shahrazad without paying
its mana cost.
Once the subgame has finished, give all your creatures +X/+X, trample and haste until
end of turn. If you won the subgame, they also gain lifelink and indestructible until end of turn.
At the beginning of your endstep, if you control
your commander and another Legendary College
card, target opponent loses the game.