head to head
MouthwashingvsUnder Leaves
Mouthwashing leans Optimization (Light / Casual); Under Leaves leans Variance (Light / Casual).
MouthwashingUnder Leaves
Axis by axis
Execution1 vs 1
Even - both lean on execution about the same.
Reads0 vs 0
Even - both lean on reads about the same.
Variance2 vs 3
Under Leaves leans harder on variance: Object locations are hidden until found - that is the game
Optimization3 vs 2
Mouthwashing leans harder on optimization: Light puzzles guide a fixed story
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.

