Security Hall is the 8th stage of the Dark Story & the 3rd stage played by Rouge in Sonic Adventure 2 Battle. Here Rouge will have 5 minutes to find the 3 Chaos Emeralds.
The main section has 3 floors: Red being the lowest floor, then Yellow, & Blue being the highest. Each floor contains 2 rows of safes, which can be opened by digging into the G on them. Safes are only unlocked for the floor that's switch is active. Above the main section is the switch room which can't be reached in 2P mode.
- The 3rd Chao box contains a Pheonix
- Screw kick can open safes in the Dreamcast version as well, even if they are locked