head to head
vs
Assassin's Creed IIvsBatman: Vengeance
Assassin's Creed II leans Optimization (Practiced Mastery); Batman: Vengeance leans Execution (Practiced Mastery).
Assassin's Creed IIBatman: Vengeance
Axis by axis
Execution4 vs 5
Batman: Vengeance leans harder on execution: Brawling and gadget timing carry the combat encounters
Reads0 vs 1
Batman: Vengeance leans harder on reads: Thugs and bosses run fixed scripts, never adapt
Variance1 vs 1
Even - both lean on variance about the same.
Optimization5 vs 5
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.