While I do agree that MCU Kang deserves to be PE, maybe D23 might some stuff about him but who knows. All I’m saying is that it is better not to propose him in case D23 might reveal something about Kang or his recasted actor

https://villains.fandom.com/wiki/User_blog:Batman129/PE_Proposal:_Kang_the_Conqueror_(Ant-Man_and_the_Wasp:_Quantumania)

PE Proposal: Kang the Conqueror (Ant-Man and the Wasp: Quantumania)Villains Wiki