Desert Gunner, Raiden

(Hand):You may discard this card as a [Heal] for the cost of calling a G guardian. :When this unit is put on from hand, if your opponent's bind zone has three or more cards, [remove a [Heal] from hand or drop], and this unit gets +20000 until end of that battle. If there are five or more cards, 1, choose one of your vanguards, and it gets +5000 until end of turn.