head to head
vs
Battle CityvsTetris 2
Battle City leans Execution (Pure Mechanics); Tetris 2 leans Execution (Practiced Mastery).
Battle CityTetris 2
Axis by axis
Execution7 vs 7
Even - both lean on execution about the same.
Reads0 vs 0
Even - both lean on reads about the same.
Variance2 vs 3
Tetris 2 leans harder on variance: Fixed bomb-block layouts plus random pieces add draw luck
Optimization4 vs 5
Tetris 2 leans harder on optimization: Colour-matching clear patterns reward planned stacking
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.