head to head
Neither is harder. They score identically on all four axes, so the difference between them is in kind, not degree.

Optimization · Practiced Mastery
Time-hopping action-adventure where Raziel shifts between material and spectral planes to solve Nosgoth's puzzles.

Optimization · Practiced Mastery
A gentle physics puzzle-platformer starring a creature made of unraveling yarn.
Legacy of Kain: Soul Reaver 2 leans Optimization (Practiced Mastery); Unravel leans Optimization (Practiced Mastery).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Legacy of Kain: Soul Reaver 2
Reaver combat is forgiving; timing helps, never gates
Unravel
Gentle platforming and yarn-swing timing
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Legacy of Kain: Soul Reaver 2
Scripted enemies; the story does the surprising
Unravel
No opponent
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Legacy of Kain: Soul Reaver 2
Linear structure leaves little hidden beyond plot
Unravel
Everything is visible and fixed
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Legacy of Kain: Soul Reaver 2
Spectral-material puzzle solving and Reaver upgrades are the test
Unravel
Physics puzzles with discoverable intended solutions
A matching score does not mean a matching test. Two games can both sit at 10 on execution and demand completely different things of you - which is why the reasoning above matters more than the number beside it.