Kombat Tomb does not have Stage Fatality yet.Noob Saibot's disabler special doesnt cause any control effects yet only makes opponent flash.There are more male voices present from UMK3 in the prototype.There are much more animation frames present than the final version.

Choose Your Destiny screen uses Portal from UMK3 and not MKT final version.The prototype ROM is 16MB/128mbit while the final one is 12MB/96mbit.Initial animation in character select screen seems to be slightly different the Mortal Kombat Trilogy dragon logo is missing when the character select screen first appears before disappearing into the background and the roster appearing.Backgrounds from MK1 not included in beta but present in final version: Pit 1, Pit Bottom, Courtyard.Backgrounds included: MK2: Lost Bridge, Hidden Portal, Dead Pool, Wasteland, Kahn's Arena, Armory, Living Forest, Tower, Portal, Goro's Lair (MK2 version), Kombat Tomb, Pit 2 MK3: Subway, Street, Bank*, Rooftop, Kahn's Tower (Balcony), Bridge, Soul Chamber, Bell Tower, Kombat Temple, Graveyard, Pit 3, Hidden Portal UMK3: River Kombat (Waterfront), Jade's Desert, Scorpion's Lair, Kahn's Kave.Main menu and continue screens are from Ultimate Mortal Kombat 3.Continue screen uses UMK3 and not final MKT.The introduction text from final is absent.Options/Attract music plays in Title Screen.Classic Sub-Zero and Human Smoke Bios are empty.Title screen and options menu backgrounds are different.You can't lose against fight with Noob Saibot from Shao Kahn's Lost Treasures.Free play code and combinations to play as Motaro/Shao Kahn works.

Kung Lao has no hit limit for his Spin move.

Liu Kang does not have damage protection activated after his popup combo.

Crouch HK (Down + HK) are not fast like in the final versions.

Exclusive MK Trilogy Special Moves are missing (Liu Kang's Red Bicycle Kick, Nightwolf's Red Shoulder, Sindel's Double Fireball, Sektor's Double Missile, Scorpion's Forward Teleport Punch, Rayden's Reverse Lightning).

Noob Saibot have different auto combos, similar to the Classic Sub-Zero's one.

Rain and Noob Saibot do not have Fatalities, Animalities and Friendships.

Baraka's Spin move is performed by tapping Back + Block.

Human Smoke has Scorpion's Clone Fatality and his UMK3 combination for Babality.

Unmasked and Masked Sub-Zero are both present and with their UMK3/CDMKT moveset each one, instead of the masked hybrid of both in the final N64 release.

Mortal kombat trilogy rom