Gandora the Dragon of Destruct

You must pay the mana cost of this card. You can pay half your Life; destroy as many nonland perminants on the field as possible (other than this card), and if you do, banish them. This card gains +1/+0 for each card destroyed this way. Once per turn, during the End Phase, if this card was placed on the battlefield this turn: Send it to the Graveyard.