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

Execution · Practiced Mastery
Parkour-fueled zombie survival where movement skill carries every encounter.

Execution · Practiced Mastery
A twin-stick shooter about aiming and matching weapons to scripted ghost waves.
Dying Light 2 Stay Human leans Execution (Practiced Mastery); Ghostbusters: Sanctum of Slime leans Execution (Practiced Mastery).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Dying Light 2 Stay Human
Parkour and melee timing central.
Ghostbusters: Sanctum of Slime
Twin-stick aiming and dodging lead the combat
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Dying Light 2 Stay Human
Infected and humans scripted, predictable.
Ghostbusters: Sanctum of Slime
Ghost enemies follow scripted patterns, not adapting
Ghostbusters: Sanctum of Slime leans a little harder on variance, though the gap is small.
Dying Light 2 Stay Human
Night spawns and loot vary.
Ghostbusters: Sanctum of Slime
Enemy spawns and color-matching add some chaos
Dying Light 2 Stay Human leans a little harder on optimization, though the gap is small.
Dying Light 2 Stay Human
Skill trees, weapon mods, route choices solvable.
Ghostbusters: Sanctum of Slime
Matching weapon colors to enemies rewards planning
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.