The unlockable characters, Classic Sub-Zero, Ermac and Mileena are fought in this stage as well as Human Smoke when played as. When all three characters are unlocked, this arena is unlocked in the normal stage reel as the first arena to be loaded in the game.
In Mortal Kombat: Armageddon, the blue portal appears along with the Evil Tower where players can knock their opponents down a nearby flight of stairs to an outdoor section of the arena, featuring a death trap portal that players can utilize.
- In Ultimate Mortal Kombat, playing as Human Smoke forces the stage reel to use this stage in the next round/match only until the player loses and chooses another character.
- The odd name of this arena is actually an anagram of the name "Classic Sub-Zero", referencing the fact that he can be fought and unlocked here.