Sega Saturn version of Quake have different secret levels.
Recorded PAL version of Quake on SSF Ver0.10 prototype emulator. (Plus, my computer may be not powerful enough for perfect recording.)
An exlusive freaking underwater level for console version? Sounds evil.
By the way, it's possible to get to left button without rocket jumping but it's quite a difficult jump.
Quake made by Id Software.
Sega Saturn port by Lobotomy.