Force Spear Mutant Deity, Stun Beetle (RRR)

[Stride] (Released when both players' vanguards are grade 3 or greater!)-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.
[AUTO](VC) Generation Break 2 (This ability is active if you have two or more face up G units in total on your (VC) or G zone):[Counter Blast (2) & Choose a face down card named Force Spear Mutant Deity, Stun Beetle from your G zone, and turn it face up] When this unit's attack hits a vanguard, you may pay the cost. If you do, all of your opponent's vanguards cannot [Stand] during your opponent's next stand phase, and your opponent cannot normal ride during your opponent's next ride phase. (He or she can ride by card effects)