Timing begins when selecting "Game Start" and ends when you lose control of X after wall climb. Turbo is not allowed.
For SNES categories, Snes9x 1.51x, Snesgt, and Snes9xGX should be submitted under the "Snes9x" platform, and BizHawk, Higan, Bsnes, and Lsnes should be submitted under the "Emulator" platform. Snes9x 1.43, Zsnes, and Uosnes are banned.
Playstation and Saturn runs can be submitted under Mega Man X Collection.
Any% Buster Only rules:Zero's saber in intro is not allowed.