In their long history protecting a world that hates and fears them, the X-Men have won the hearts of readers the world over, but that process would have been even easier if Marvel had begun by following the canine version of the team known as the Rex-Dogs. In one reality, Professor Rex gathered together a team of mutant canines, training them to use their unique gifts to defend others from harm.
The Rex-Dogs were created by Kevin Maguire for X-Men: Millennial Visions #1. This anthology collection presented single-page art (complemented by text pages) which laid out strange potential futures for the team as they existed in 2000. While many were bizarre, they were surprisingly influential, seeding a few ideas that would return in future comics, and even depicting the world of Nocturne — the body-possessing child of Scarlet Witch and Nightcrawler, and a major member of the reality-hopping Exiles.
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However, one world that hasn't been seen since is 'Universe Rex.' This world — drawn by Maguire and colored by Mike Rockwitz — takes the team's status quo as superheroes secretly based out of Xavier's school and turns them into dogs. The team consists of what appears to be a Chihuahua Professor X (confirmed to be a powerful telepath), a bulldog Wolverine, a bloodhound Gambit, a Shetland sheepdog Storm, a fox terrier Jubilee, a rottweiler Bishop, and a towering Saint Bernard Colossus, set by Maguire against a background of bone 'X's.
The Rex-Dogs are drawn in their beloved '90s costumes, and maintain the origin of being named after their founder (a retcon the comics used to replace the original explanation that the X-Men are named for their «ex-tra power.») Judging by
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