Super Cosmic Hero, X-rogue

(G Zone):If your vanguard is a grade 3 "Great Cosmic Hero, Grandgallop", and you did not get an Imaginary Gift this fight, [choose one or more cards from hand with the sum of their grades being 3 or greater, and discard them], and Stride this card on your from face down. Then, [turn a card from G zone with the same card name as this unit face up], and get two Imaginary Gift:Force. :This unit's "when attack hits" effects activate even if the attack did not hit. :When this unit's attack hits a vanguard, if this unit's is 37000 or greater, draw a card, your opponent chooses one of his or her rear-guards, and retires it.