SDA times this game using the in game timer present at the end of every mission and adding together all 10 times.

Categories

Any% Bronze - Beat game as fast as possible on Bronze difficulty
Any% Silver - Beat game as fast as possible on Silver difficulty
Any% Gold - Beat game as fast as possible on Gold difficulty

100% Bronze - Have a full post-mission status screen for all missions on Bronze difficulty
100% Silver - Have a full post-mission status screen for all missions on Silver difficulty
100% Gold - Have a full post-mission status screen for all missions on Gold difficulty

100% Definition

100% is defined as having the Ally Medal (all 3 allies have status of "Safe"), Score Medal (have minimum score requirement) , and all 5 special flags present in the post-mission screen for all 10 missions.

Additional Information

Game Mechanics, Weapons and Items - Movement information, game modes, weapons, and items used in speedrun
100% Score Strategies - Useful tips on how to get the score medal when tackling 100%