Fighters sometimes fall off the map.
We, as fans, don't want them to, but that's usually the natural order of things in this sometimes cruel world of mixed martial arts.
Time moves along and these fighters are for the most part forgotten. Castaways that have been chiseled down to bone and extracted from the sport they put every last ounce of blood, sweat and fear into.
However, a few stragglers sometimes get snatched from the quicksand, reinvented and rebooted, and thrust back into action to avenge the things they may have lost when they first fell.
Here are six of those fighters and why we'd love for their exciting careers to get back on track.