Genesis Dragon, Flageolet Messiah

-Stride Step-[Choose one or more cards with the sum of their grades being 3 or greater from your hand, and discard them] this card on your from face down. :[ 1 & Choose a face down card from your G zone, and turn it face up] When this unit attacks, you may pay the cost. If you do, for each face up "Genesis Dragon, Flageolet Messiah" in your G zone, choose up to two locked cards, and unlock them. If one or more cards were unlocked with this effect, choose any number of locked cards, and those cards cannot be unlocked during that fighter's next end phase. If three or more cards were unlocked with this effect, this unit gets +1 until end of that battle.