"Advancements in gene technology could lead to a class of genetically superior humans by 2045," a two-day summit to predict the future reported.
"Human augmentation is likely to increase over the next 30 years. Discussions highlighted that it is possible that advances in biology, unequally shared across society, could generate genetic inequality," it said.
The MoD's obscure Development Concepts and Doctrine Centre met last summer, with experts from universities, industry and government and details from the meeting are awaited, 'The Sun' reported.
The X-Men first appeared in Marvel comics in the 1960s, fighting evil mutants. It led to the hit films, with Hugh Jackman, 44, playing Wolverine.