head to head
Black MesavsTenchu 2: Birth of the Stealth Assassins
Black Mesa leans Execution (Practiced Mastery); Tenchu 2: Birth of the Stealth Assassins leans Optimization (Practiced Mastery).
Black MesaTenchu 2: Birth of the Stealth Assassins
Axis by axis
Execution6 vs 6
Even - both lean on execution about the same.
Reads0 vs 0
Even - both lean on reads about the same.
Variance2 vs 3
Tenchu 2: Birth of the Stealth Assassins leans harder on variance: Patrol paths unknown until scouted
Optimization6 vs 7
Tenchu 2: Birth of the Stealth Assassins leans harder on optimization: Mastering layouts for no-alert Grand Master runs is solvable
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.

