MTG >Combos >Amulet of Vigor +Patron of the Moon +Storm Cauldron +High Tide +

Cast High Tide to make your Islands generate additional mana Tap an Island to add two mana Storm Cauldron's ability will trigger, return the Island to your hand Pay one mana to activate Patron of the Moon's ability, put the Island on battlefield tapped Amulet of Vigor will untap the island Repeat process for infinite mana