User blog comment:Metal Mario875/Q&A, anyone?/@comment-26385028-20161203233303/@comment-26374068-20161206013438

Please be noted that this question is very versatile, and was very hard to pinpoint, so, it could change in the future. As of right now, it's Raiden VS Zero by Shadow:

http://deathbattlefanon.wikia.com/wiki/Raiden_(Metal_Gear)_vs._Zero_(Mega_Man_X)?useskin=oasis