head to head
Pokémon LeafGreen VersionvsStygian: Reign of the Old Ones
Pokémon LeafGreen Version leans Optimization (Pure Optimization); Stygian: Reign of the Old Ones leans Optimization (Pure Optimization).
Pokémon LeafGreen VersionStygian: Reign of the Old Ones
Axis by axis
Execution1 vs 2
Stygian: Reign of the Old Ones leans harder on execution: Turn-based combat needs no twitch reflexes
Reads1 vs 2
Stygian: Reign of the Old Ones leans harder on reads: Enemies follow scripts, not adapting to you
Variance4 vs 4
Even - both lean on variance about the same.
Optimization7 vs 7
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.

