Exxtreme Battler, Danshark

Rush-:When this unit due to an effect from one of your cards, until end of turn, this unit gets ": 1 When this unit's attack hits a vanguard, you may pay the cost. If you do, choose up to one of your opponent's rear-guards with less than or equal to this unit's , and retire it.". :[ 1 & 1] When this unit is placed on , you may pay the cost. If you do, look at five cards from the top of your deck, search for up to one card with the rush ability from among them, reveal it to your opponent, put it into your hand, and shuffle your deck.