head to head
Guild WarsvsOrcs Must Die! Unchained
Guild Wars leans Optimization (Pure Optimization); Orcs Must Die! Unchained leans Optimization (Practiced Mastery).
Guild WarsOrcs Must Die! Unchained
Axis by axis
Execution4 vs 5
Orcs Must Die! Unchained leans harder on execution: Third-person combat matters but traps do the killing
Reads5 vs 5
Even - both lean on reads about the same.
Variance2 vs 2
Even - both lean on variance about the same.
Optimization8 vs 7
Guild Wars leans harder on optimization: Eight-skill build construction is the game's soul
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.

