head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is execution, and it is a single point.

Optimization · Practiced Mastery
A long Viking RPG carried by exploration and gear progression.

Optimization · Practiced Mastery
A slow life-sim adventure testing patience, daily routines and light combat.
Assassin's Creed Valhalla leans Optimization (Practiced Mastery); Shenmue III leans Optimization (Practiced Mastery).
Assassin's Creed Valhalla leans a little harder on execution, though the gap is small.
Assassin's Creed Valhalla
Combat timing matters but forgiving.
Shenmue III
Light fighting timing and QTEs, mostly forgiving
Assassin's Creed Valhalla leans a little harder on reads, though the gap is small.
Assassin's Creed Valhalla
Enemies scripted and predictable.
Shenmue III
Sparring AI is scripted, never models you
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Assassin's Creed Valhalla
Loot rolls and raid encounters vary mildly.
Shenmue III
Where clues and gambling odds land is mildly random
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Assassin's Creed Valhalla
Skill tree, gear, raid routing solvable.
Shenmue III
Money routines, training grind and clue routing structure the days
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.