#1 A similar endgame
Bret Hart returned to WWE. While he hasn’t been used much for some time, he’s nonetheless a legend who always could come back ,and whom WWE has demonstrated respect for in DVD releases, his Hall of Fame induction, booking him as Mr. McMahon’s last WrestleMania opponent, and having a recurring role as an authority figure and visiting legend.
Even if Hart had wrestled for another decade, including stints with Impact, ROH, or NJPW, it stands to reason that he would have ultimately come home to WWE. WWE had the platform to allow Hart to connect with his fans again, not to mention most of the existing footage of his career.
Without his concussion issues, the road back to WWE may have been bumpier and longer. Nonetheless, the odds are he would have wound up with a similar with the company, if on a truncated timeline at the tail end of his career.