head to head
vs
Have a Nice DeathvsSpelunky
Have a Nice Death leans Execution (Practiced Mastery); Spelunky leans Execution (Twitch Chaos).
Have a Nice DeathSpelunky
Axis by axis
Execution8 vs 8
Even - both lean on execution about the same.
Reads0 vs 1
Spelunky leans harder on reads: Enemy AI is scripted; no adaptive opponents.
Variance5 vs 7
Spelunky leans harder on variance: Procedural caves and item rolls shape every run.
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.