Interdimensional Dragon, Lost Age Dragon D-PV01/019 RRR

[Stride]-Stride Step-COST [Choose one or more cards with the sum of their grades being 3 or greater from your hand, and discard them], Stride this card on your (VC) from face down. [ACT](G Zone):If your vanguard is a grade 3 "Chronojet Dragon", and you did not get an Imaginary Gift this fight, COST [choose one or more cards with the sum of their grades being 3 or greater from your hand, and discard them], and Stride this card on your (VC) from face down. Then, COST [turn a card with the same card name as this unit from your G zone face up], and get two Imaginary Gift:Force. [CONT](VC):You activate this unit's "attack hits" effects even if it did not hit. [AUTO](VC):When this unit's attack hits a vanguard, choose one of your opponent's rear-guards, and your opponent puts that unit on the bottom of his or her deck.