head to head
vs
Metal Slug 3vsSuper Mario Galaxy 2
Metal Slug 3 leans Execution (Pure Mechanics); Super Mario Galaxy 2 leans Execution (Practiced Mastery).
Metal Slug 3Super Mario Galaxy 2
Axis by axis
Execution9 vs 8
Metal Slug 3 leans harder on execution: one-hit deaths demand frame-level dodging and aim
Reads0 vs 0
Even - both lean on reads about the same.
Variance2 vs 1
Metal Slug 3 leans harder on variance: branching paths vary runs slightly
Optimization6 vs 6
Even - both lean on optimization about the same.
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.