True Eradicator, Finish Blow Dragon (G-BT05/S04EN)

[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](VC)[1/Turn] Generation Break 2 :[Counter Blast (1) & Choose a face down card from your G zone, and turn it face up] Until end of turn, this unit gets "[AUTO](VC):When your opponent's rear-guard is put into the drop zone due to an effect from one of your cards, this unit gets [Power]+5000/[Critical]+1 until end of turn.", and if you have a heart card with "Gauntlet Buster" in its card name, your opponent choos