head to head
vs
Black MesavsPowerslave (1996)
Black Mesa leans Execution (Practiced Mastery); Powerslave (1996) leans Execution (Practiced Mastery).
Black MesaPowerslave (1996)
Axis by axis
Execution6 vs 7
Powerslave (1996) leans harder on execution: Fast enemy attacks and precise projectile dodging demand sharp motor responses
Reads0 vs 0
Even - both lean on reads about the same.
Variance2 vs 3
Powerslave (1996) leans harder on variance: Metroidvania power item placement is opaque until explored
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.