head to head
vs
Mario Kart DSvsPuyo Puyo Tetris 2
Mario Kart DS leans Execution (Pure Mechanics); Puyo Puyo Tetris 2 leans Execution (Practiced Mastery).
Mario Kart DSPuyo Puyo Tetris 2
Axis by axis
Execution8 vs 8
Even - both lean on execution about the same.
Reads3 vs 4
Puyo Puyo Tetris 2 leans harder on reads: human opponents bait garbage and timing
Variance4 vs 4
Even - both lean on variance about the same.
Optimization5 vs 6
Puyo Puyo Tetris 2 leans harder on optimization: chain-building and stacking theory mastery
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.