Here is The Aftermath Additions 2 of My Mortal Kombat 12. Sorted by Name, Character, and Variation Number

Aftermath Additions To Osh-tekk

Coaxoch - Kotal Kahn - Variation 5 (Replacement for Yaopin)

Aftermath Additions To Onaga's Forces

Enigma - Noob Saibot - Variation 2

Aftermath Additions To Tarkatans

Blade The Once Bitten Tribesman - Baraka - Variation 4 (Replacement for Plague)
Once Bitten Tribesman - Baraka - Variation 4 (Replacement For Plague Tribesman)

Aftermath Additions To Kytinn

Kagura - D'vorah - Variation 3 (Replacement to D'vorah)

Aftermath Additions To Shao Kahn's Forces

Mileena - Kitana - Variation 1