head to head
vs
Injustice 2vsX-Men: Children of the Atom
Injustice 2 leans Execution (Grand Arena); X-Men: Children of the Atom leans Execution (Grand Arena).
Injustice 2X-Men: Children of the Atom
Axis by axis
Execution8 vs 9
X-Men: Children of the Atom leans harder on execution: Super jumps and tight combo links test the hands.
Reads8 vs 8
Even - both lean on reads about the same.
Variance1 vs 1
Even - both lean on variance about the same.
Optimization7 vs 6
Injustice 2 leans harder on optimization: Gear stat distribution and character sub-archetype selection reward planning
Two games can score the same on an axis and still test it in very different ways - read each rationale, not just the number.