head to head
Metal Slug 3vsTetris Party
Metal Slug 3 leans Execution (Pure Mechanics); Tetris Party leans Execution (Pure Mechanics).
Metal Slug 3Tetris Party
Axis by axis
Execution9 vs 9
Even - both lean on execution about the same.
Reads0 vs 1
Tetris Party leans harder on reads: Versus mode adds slight attack-timing prediction
Variance2 vs 2
Even - both lean on variance about the same.
Optimization6 vs 5
Metal Slug 3 leans harder on optimization: memorizing spawns is the path to a one-credit clear
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.

