Goku stands no chance against Anubis, when he gets defeated, vegeta and gang will battle Anubis for a whole 60 episodes, while Goku trains and finally become strong enough to defeat Anubis
Also, there is that moment where Goku and Superman fight once more until...
Video goes here:
Spoiler
(https://www.youtube.com/watch?v=L0D0VGomWb4)
Spoiler of the end goes here:
Spoiler
Goku has again lost to a battle against Superman. All rages and pitchforks ahoy to anyone who would declare war against the Big Blue of DC comics.
Still, I honestly believe that Superman easily steamrolls Goku on this one, apparently. Being an alien who's power literally runs on Solar Energy and with a heart which is very comparably golden as Marvel's Captain America...
I... well. *ahem* Basketballs.