MTG >Combos >Crucible of Worlds +Zuran Orb +Glacial Chasm +

Play Glacial Chasm, sacrificing your other land, then pass your turn. Pay your Glacial Chasm's Cumulative Upkeep cost of 2 life and then make your land drop for the turn, then pass your turn. Atbeggining of the next upkeep, sacrifice Glacial Chasm to Zuran Orb in response to the cumulative upkeep trigger. Gain 2 life. Play Glacial Chasm from your graveyard postcombat, sacrificing the land that you played last turn. Repeat the process.