This story is a one-shot spin-off to Singularity.

Sandbag puts up with so much crap and never gives a crap itself. Getting launched halfway across a stadium? Phhhft. Getting beaten senseless by the greatest assortment of fighters ever assembled? Hell, it gives out free stuff for that. Inexplicably getting plucked from its home world and dropped off in a world of colorful, cartoon ponies? *snore* *snore*