Dark Wolf that Hunts Deities, Fenrir

:[ 1 & 3] When this unit is placed on or , you may pay the cost. If you do, look at three cards from the top of your deck, put one card from among them into your hand, put one card from among them into your soul, put the rest on the top or bottom of your deck, and if you have a face up card in your G zone with "Fenrir" in its card name, 1.