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
Ezio's Renaissance revenge tale of parkour, assassination, and villa-building across Italy.

Optimization · Practiced Mastery
Painterly cinematic puzzle platformer about a girl and her cat-like companion.
Assassin's Creed II leans Optimization (Practiced Mastery); Planet of Lana leans Optimization (Practiced Mastery).
Assassin's Creed II leans a little harder on execution, though the gap is small.
Assassin's Creed II
Counter-heavy combat stays forgiving
Planet of Lana
Gentle platforming and chase sequences
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Assassin's Creed II
Guards follow scripts
Planet of Lana
Machines follow scripted patterns
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Assassin's Creed II
Fixed world and missions
Planet of Lana
Fully authored puzzles
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Assassin's Creed II
Villa economy and route planning, lightly
Planet of Lana
Companion-command puzzles have single 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.