Dragon Ball Z: Wrath of the Dragon

It's a wonder how SSJ3 Goku was able to handle a full-powered Hirudegarn as easily as he did while Gohan was incapable of even denting the beast in its premature state, but the backstory behind Tapion and his world was an interesting backdrop to fun action and solid animation.

Dragonball versus Godzilla/Mothra/Smoke Monster. I was in.

of the original set of DBZ films, this one is almost assuredly the best. there's a plot and characters in it, and the way those characters interact have an impact on the plot. at the end of it, things have changed, even if only so slightly. Goku's hair also gets really long and he punches a dragon with another dragon