The Roll Call! Nightmare Rail! gap.
Roll Call! Nightmare Rail! is a gap in the level, School II, a level in Tony Hawk's Pro Skater 2 and a hidden level in Tony Hawk's Underground. The player must grind the kinked rail to the north of where the player starts.
Nightmare Rail! is one of three Roll Call! rails needed to be gringed on in Tony Hawk's Pro Skater 2.
