"Magneto vs The Borg," by Daniel Irizarri, via Comics Should Be Good
"Hello Kitty having a happy fun-time tea party (she's winning them over with charm) with Catwoman and Sabretooth!" by Caanan Grall, via Comics Should Be Good
"weirdest crossover ever" by Lei-sam, via Deviantart
"Mystique, your father is Papa Smurf!" by Caanan Grall, via Comics Should Be Good
"Smoke Break," by xshaunx, via Deviantart
"X-Babies vs Ewoks," by Caanan Grall, via Comics Should Be Good
By CaptinCrunk, via Sharenator
"WHAT IF: X-Men VS Alien," by MrVisions via Deviantart
"Crossover," by konijnemans, via Deviantart
"Batwoman and Psylocke," by Caanan Grall, via Comics Should Be Good
"Namor & Zoidberg," by Sean McFarland, via Comics Should Be Good
By D34D3DD13, via tumblr
By freshlysqueezedchildren, via tumblr
"Scott Pilgrim Box Set Poster X" by whoisrico, via Deviantart
"The Ultimate Clash," by patrickbrown, via Deviantart
"X-Muppets," by Rahzzah, via Geek Tyrant
"X-Babies meet Muppet Babies" by Caanan Grall, via Comics Should Be Good
"Mad X Men," by Ray Ocampo (~rocom on deviantart), via tumblr
By SRA, via MTV Clutch Blog
"You Simpering Foals," by hezaa, via Deviantart
"Team-Up: Gambit and Firefly," by Psylocke83, via Ponibooru and Deviantart
Artist unkown, via Ponibooru
Artist unknown, via tumblr
"Genes of Ice and Fire," by anglophilium, via tumblr
"Futurama X-Men Meld," by gottabecarl, via Deviantart
By Kirakira, via tumblr
By Alfredo Lopez Jr., via Geek Speak
By Victoria, via tumblr
"Community-X," by Aviv Or, via Speech Bubble
"Black Shirt Boogie," by rahzzah via Venture Bros. Blog
"X-Babies of the Carribean," by Caanan Grall, via Comics Should Be Good