Just wanted thoughts on this card I made

One day, I hope BT gets a guard restrict stride...

Spectacular Crescendo, Pulilia

Grade:4

Power+15000

[Stride]-Stride Step-[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 [1/Turn] Generation Break 2 :[Counter Blast (1) & Choose a face down card from your G zone, and turn it face up] Choose up to the same number of your rear-guards as the number of face up cards in your G zone, return them to your hand, and until end of turn, this unit gets "AUTO:When this unit attacks a vanguard, choose up to five of your rear-guards and you may return them to hand. If you do, choose up to the same amount of rearguards retuned from your hand an Call them to open (RC). If you called three or more cards, those units get +5000 power until the end of turn."

[AUTO] Generation Break 4 :[Choose a face down card from your G zone with the same card name as this unit, and turn it face up] When this unit attacks, your opponent cannot call grade 1's or higher cards from hand.