No particular order within a tier, I just went from the character select screen.
S1: Unstoppable Jason, Demolition Sonya, Grandmaster Sub, HQT Predator, Boneshaper Shinnok, Mystic Ermac, Smoke
S2: Special Forces Sonya, Hellfire Scorpion, EyhLasher Takeda, SR Takeda, Imposter Shinnok, Commando Kano, Dragon's Fire Liu, Deceptive Reptile, Displacer Raiden, Summoner Quan, Sektor
A1: Relentless Jason, Slasher Jason, Covert Ops Sonya, Possessed Kenshi, RS Kitana, Assassin Kitana, Mournful Kitana, Ninjutsu Scorpion, Cryomancer Sub, Unbreakable Sub, Piercing Mileena, Ravenous Mileena, Shotgun Jacqui, FA Jacqui, Shaolin KJ, Pyro Tanya, Killer Leatherface, Cutthroat Kano, Cybernetic Kano, Flame Fist Liu, Spectral Ermac, Nimble Reptile, Noxius Reptile, Sorcerer Quan, Crystalline Tremor, Aftershock Tremor
A2: Acidic Alien, Konjurer Alien, Tempest Lao, Buzzsaw Lao, Wrestler Jax, Ronin Takeda, Hollywood Cassie, Brawler Cassie, Bojutsu KJ, DN Tanya, Kobu Tanya, Warrior Predator, Necromancer Shinnok, Dualist Liu, MOS Ermac, Sun God Kotal, Ruthless F/T, Tigrar Goro, DF Goro
B1: Hat Trick Lao, Ancestral KJ, BRC's 3 variations, Butcher Leatherface, A-List Cage, Fisticuffs Cage, Gunslinger Erron Black, War God Kotal, Blood God Kotal, D'Vorah's 3 variations, Thunder God Raiden, Cyber Sub-Zero, Cyrax
B2: Heavy Weapons Jax, Spec Ops Cassie, PL Leatherface, Hunter Predator, SD Cage Marksman Erron Black, Viscous F/T, MOS Raiden, Warlock Quan, Kuatan Goro, Metallic Tremor
B3: Tarkatan Alien, Pumped Up Jax, Balanced Kenshi, Kenjutsu Kenshi, Inferno Scorpion, HT Jacqui, Outlaw Erron Black, Lackey F/T