What world do you live on where you think MK is serious at all?
It has/has had:
A zombie bruce lee character
A super powered flamboyant movie star
An angry black man with metal arms
A kung fu master with a razor hat
A demon with swords coming out of it's arms, who is only a member of a race of demons who have swords coming out of their arms.
Minotaurs
An entire race of four armed monsters
A big tittied, piranha faced clone ninja assassin of a princess.
An evil queen with living hair.
Motherfucking cyborg ninjas.
A guy who turns into smoke named "Smoke", a guy who freezes things named "Subzero", a girl who freezes things called "Frost", a guy who has a skull head and breathes fire named "Scorpion", a guy who is literally a reptile man in a human suit(at times) named "reptile", and a guy who is basically a zombie made out of evil black goo named "Noob Saibot".
A special forces member with cartoonishly large boobs, and heels that are in no way appropriate for fighting or her actual job.
A lava man.
A dragon king.
A blind guy with mind powers.
A man literally made out of dead people.
A lady powered by her blood fetish.
A four armed cat man.
Hsu-Hao
A walking, talking, Native American stereotype.
Kratos & Freddy Krueger
WOOLAY!
Ridiculous hats
An Australian with a metal face and eye lasers that has a penchant for calling people "bitch", spitting on his opponents, and studying all of Sonya's moves.
A cop.
A burn victim who is an ex-black market dealer that uses hook swords and has super speed.
Meat.
Everything about Raiden, ever.
Friendships
Vampires.
A demon who is just a three eye'd ogre with a giant ball chain.
A demon who is just a rotting bag of flesh with a mask, a cestus, and a swarm of flies.
Mocap.
Babalities
A guy named Chameleon.
A girl named Khameleon.
Centaurs.
A stage that has living trees with angry faces that also eat people.
Ridiculous faux Asian gibberish.
And finally, 2:04 in this intro: