X vs Deadpool
X
X - 1st appearance is in Dark Horse Comics #8X is a costumed superhero, non-powered except for extremly rapid healing, his heart is on the wrong side(he possibaly could have two hearts), superhuman reactions, olympic level strength, and a possibly alien nature. He's kind of like Batman without the moral center; he fights his city's corrupt power structure, but for his own reasons. He also kills quite often.
vs
Deadpool
Regenerative healing factor,
Slight superhuman strength, superior speed, endurance and agility,
Expert marksman and swordsman,
Teleportation (via teleporting belt),
Limited telepathic immunity,
Master martial artist and tactician,
Superhuman reflexes