MTG >Combos >Undercity Informer +Mana Severance +Thassa's Oracle +

Use Mana Severance to remove all lands from your deck Activate Undercity Informer's ability to reveal cards from the top of your deck until you reveal a land, and put all cards from your deck into your graveyard. Cast Thassa's Oracle, which will check you have no cards in your library and will win the game.