MTG >Combos >Cloudstone Curio +Elvish Pioneer +Quirion Ranger +Priest of Titania +

Cast Elvish Pioneer. With Elvish Pioneer's ability on the stack, tap Priest of Titania to add 3 green mana. Activate Quirion Ranger's ability and return a forest to your hand to untap Priest of Titania and tap it again to add 3 more mana. Let Elvish Pioneer's abiity resolve, put the forest into play. With Cloudstone Curio's ability, return Quirion Ranger to your hand. Cast Quirion Ranger, return Elvish Pioneer to your hand with Cloudstone Curio Repeat the process for infinite mana.