so far its:

Scorpion: Hapkido, Moifah, Mugai Ryu
Sub-Zero: Shotokan, Dragon, Kori Blade
Baraka: Silate, Hung Gar, Blades
Mileena: Ying Yeung, Mian Chuan, Sais
Li Mei: Baji Quan, Lui He Ba Fa, Melon
Bo' Rai Cho: Drunken Fist, Mi Zong, Jojutsu
Nightwolf: Vale Tudo, Tae Kwon Do, Tomahawks
Ermac: Huachuan, Choy Lee Fut, Axe
Sindel: Zha Chuan, Fu Jow Pai, Kwan Do
Ashrah: Choujaio, Ba Gua, Kriss
Kenshi: Tai Chi, Judo, Katana
Hotaru: Pi Gua, Gojuryu, Naginata
Raiden: Nan Chuan
Tanya or Jade: Sun Bin



These are the stances left and see which stance fits with one of the characters that dont have stances yet:

Ninjitsu
Sambo
Pulse Blade
Netherealm
Oni
Iron Club
Tong Bei
Yuan Yang
Daggers
Shuai Chiao
Wrestling
Sun-Moon
Muay Thai
Tonfas
Karate
Jeet Kune Do
Nunchaku
Xing Yi
Aikido
Butterfly
San Shou
Eagle Claw
Steel Fan
Mantis
Shaolin Fist
Broadsword
Long Fist
Wing Chun
Hookswords
Leopard
Kama
Tang Soo Do
Escrima
Broadswords
Jujutsu
Staff
Crab
Kirehashi
Ninja Sword
Snake
Crane
Straight Sword
Kenpo
Kali Sticks