Black Shock, Gavrail Prim (G-BT13/S02EN) [Ultimate Stride]

Rescue 1 -[AUTO](VC):[Choose a card from your hand, and put it into your damage zone face up] When your G unit Stride, you may pay the cost. If you do, choose a card from your damage zone, put it into your hand, choose a card from your damage zone, heal it, choose one of your vanguards, and deal one damage. (Perform a damage check. Triggers will also activate) [CONT](VC) Generation Break 2 :You may pay"Counter Blast (1)-card with the rescue ability" as the cost to Stride G units with the rescue ability.