head to head
vs
Half-Life 2vsSouth Park
Half-Life 2 leans Execution (Pure Mechanics); South Park leans Execution (Pure Mechanics).
Half-Life 2South Park
Axis by axis
Execution6 vs 6
Even - both lean on execution about the same.
Reads1 vs 2
South Park leans harder on reads: Multiplayer dodgeball-style duels add slight prediction
Variance1 vs 2
South Park leans harder on variance: Enemy waves vary little once episodes are learned
Optimization3 vs 3
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.