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
Greek-flavored action RPG where build-crafting drives long-haul play.

Optimization · Practiced Mastery
A feudal-Japan open-world RPG balancing stealth routing against build progression.
Assassin's Creed Odyssey leans Optimization (Practiced Mastery); Assassin's Creed Shadows 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.
Assassin's Creed Odyssey
Parry and dodge timing required, not punishing.
Assassin's Creed Shadows
Dual protagonists reward timing, still forgiving.
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Assassin's Creed Odyssey
Mercenary AI scripted, not adaptive.
Assassin's Creed Shadows
Enemy AI scripted, not adaptive.
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Assassin's Creed Odyssey
Loot tiers and mercenary spawns randomized.
Assassin's Creed Shadows
Loot and seasonal conditions lightly randomized.
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Assassin's Creed Odyssey
Engravings, gear sets, builds deeply solvable.
Assassin's Creed Shadows
Builds, gear, and stealth routes solvable.
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.