head to head
vs
Iris.FallvsScribblenauts Unlimited
Iris.Fall leans Optimization (Pure Optimization); Scribblenauts Unlimited leans Optimization (Pure Optimization).
Iris.FallScribblenauts Unlimited
Axis by axis
Execution1 vs 1
Even - both lean on execution about the same.
Reads0 vs 0
Even - both lean on reads about the same.
Variance1 vs 1
Even - both lean on variance about the same.
Optimization7 vs 6
Iris.Fall leans harder on optimization: Light-and-shadow mechanisms each have one solution
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.