head to head
vs
BioShock 2vsThe Witcher 2: Assassins of Kings
BioShock 2 leans Execution (Practiced Mastery); The Witcher 2: Assassins of Kings leans Optimization (Practiced Mastery).
BioShock 2The Witcher 2: Assassins of Kings
Axis by axis
Execution5 vs 5
Even - both lean on execution about the same.
Reads1 vs 1
Even - both lean on reads about the same.
Variance2 vs 2
Even - both lean on variance about the same.
Optimization5 vs 6
The Witcher 2: Assassins of Kings leans harder on optimization: Sign, alchemy, and skill builds matter
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.