Later came the New Mutants with younger characters possessing mutant powers that sometimes did actually possess them (the only type of comic book story Do not think like).
They call this Young Adult Fiction - YA in publisher's lingo. http://Fasbender.net/__media__/js/netsoltrademark.php?d=www.yjcon.co.kr%2Fbbs%2Fboard.php%3Fbo_table%3Dfree%26wr_id%3D279612