All he's able to contribute in the end to the Z-Warriors' efforts is his fusion with Piccolo. The effects of this fusion speak to Nail's power, though, as Piccolo goes from having been too weak to ...

Fans discuss whether Gohan's final move should be based on Goku's or on Piccolo's moves. In one game, they fused into Kallohan – it would be nice to see this fusion form in canon media as well.