Adventurous Son Goku (BT5-106) - Miraculous Revival

[Auto] When this card attacks, choose up to 1 [Dragon Ball] card from your deck and place it in your Drop Area, then shuffle your deck. If you placed a [Dragon Ball] card in your Drop Area, this card gets +10000 power and [Double Strike] (This card inflicts 2 damage instead of 1 when attacking.) for the duration of the turn.