Quote Originally Posted by Anteros View Post
Well, personally I find it more likely that Goku is holding back like he always does than Krillin suddenly becoming trillions of times more powerful.
Blue is Goku's strongest form, not counting Kaioken which is more of a technique.(and ignoring UI since he didn't have that yet.)

If Goku is blue, then logically he's not holding back that much.

If Goku was base the whole time, you might have a point, but...