I sympathize with not liking a character's given origin, and thinking you have a better one.
For me, it's Cassandra Nova. Instead of an evil twin/Mummudrai, why not make Xavier more like his son: Cassandra Nova is a separate personality of his, given life by his psychic powers?
Iron Fist and Iron Man both exist in this game. So Iron Fist is time traveling, and creating multiple versions of himself. Like Kang. Iron Man/Fist is Kang! It all makes sense now! Sort of. Kinda. Not really.
I mean if the MCU is gunna have RDJ play a version of Dr Doom who is his universe's equivalent of Tony Stark and Victor von Doom in one character, then Jo's Iron Fist idea is not so far fetched.
From the moment I understood the weakness of my armor, it disgusted me. I craved the strength and certainty of my body. I aspired to the purity of the body gains