region: Pure Mechanics
Games decided almost entirely by hand-eye precision and input execution.
Just your hands against the game. You've redone a clean run because one input felt wrong - nobody else noticed, and it bugged you all day.
Examples: Osu!, Geometry Dash, Tetris

Call of Duty: Modern Warfare
Pure Mechanics · military FPS

Crash Bandicoot 4: It's About Time
Pure Mechanics · precision platformer

Guitar Hero: Warriors of Rock
Pure Mechanics · music rhythm game