head to head
Neither is simply harder - they are hard in different places. The Witcher 3: Wild Hunt demands more optimization; Will Rock demands more execution.

Optimization · Practiced Mastery
A narrative action RPG where build planning matters more than reflex execution.

Execution · Practiced Mastery
A Serious Sam-style horde shooter testing strafing aim against scripted waves.
The Witcher 3: Wild Hunt leans Optimization (Practiced Mastery); Will Rock leans Execution (Practiced Mastery).
Will Rock leans clearly harder on execution.
The Witcher 3: Wild Hunt
Combat timing matters but generous dodges forgive sloppy play.
Will Rock
Circle-strafing huge enemy swarms is the whole test
The Witcher 3: Wild Hunt leans a little harder on reads, though the gap is small.
The Witcher 3: Wild Hunt
Enemies use fixed AI behaviours; no adaptation.
Will Rock
Monsters charge in fixed spawned waves
The Witcher 3: Wild Hunt leans a little harder on variance, though the gap is small.
The Witcher 3: Wild Hunt
Loot rolls and minor combat variance only.
Will Rock
Spawns are scripted and repeat identically
The Witcher 3: Wild Hunt leans clearly harder on optimization.
The Witcher 3: Wild Hunt
Builds, alchemy, and quest routing reward planning.
Will Rock
Weapon choice and arena positioning are learnable
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.