Buster Borr (S-UB-C05/0048EN) (S-UB-C05)

[Counter] [Act] [Transform] into up to one "Buster Gridman" from your hand or drop zone by paying its [Transform] cost. You may only use this ability once per turn.
During the battle that this card in the soul of a [Gridman] or [Powered Zenon] is attacking alone, damage dealt to your opponent by that card cannot be reduced.
[Penetrate]