(In a split second, Fred busts the door open without the consent of Jim!)
(Jim's quick reflexes call for a beautiful headshot on Fred's gay ass character)
Jim: WTF PWNED! you damn noob! suck mah balls!
pwned meaning Owned being bested without any chance of retaliation.
wtfpwned meaning the person does not understand how they where bested without having a chance for retaliation.
They Wtfpwned him!