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 Revolution-era Paris entry built around dense crowds and open-ended blackbox assassinations.

Optimization · Practiced Mastery
An action-command RPG where dodging and countering boss tells is half the battle.
Assassin's Creed Unity leans Optimization (Practiced Mastery); Mario & Luigi: Bowser's Inside Story leans Optimization (Practiced Mastery).
Mario & Luigi: Bowser's Inside Story leans a little harder on execution, though the gap is small.
Assassin's Creed Unity
Refined parkour, still forgiving combat
Mario & Luigi: Bowser's Inside Story
Every attack and dodge is a timed action command.
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Assassin's Creed Unity
Co-op partners face scripted guards
Mario & Luigi: Bowser's Inside Story
Boss tells are fixed and learnable.
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Assassin's Creed Unity
Fixed sandbox assassinations
Mario & Luigi: Bowser's Inside Story
Little randomness beyond minor drops.
Mario & Luigi: Bowser's Inside Story leans a little harder on optimization, though the gap is small.
Assassin's Creed Unity
Gear builds and blackbox approach planning
Mario & Luigi: Bowser's Inside Story
Badges, gear, and learning attack patterns close fights.
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.