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 loot brawler testing build grinding more than the forgiving combat itself.

Optimization · Pure Optimization
A gentle turn-based system easily solved by build and gear choices.
Marvel's Avengers leans Optimization (Practiced Mastery); South Park: The Stick of Truth leans Optimization (Pure Optimization).
Marvel's Avengers leans a little harder on execution, though the gap is small.
Marvel's Avengers
Brawler combos with generous timing windows
South Park: The Stick of Truth
Timed attack and block prompts add light input demands
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Marvel's Avengers
Enemy waves are scripted spawns, nothing adapts
South Park: The Stick of Truth
Enemies follow fixed turn-based scripts
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Marvel's Avengers
Loot rolls drive gear progression randomness
South Park: The Stick of Truth
Minor damage rolls; encounters are otherwise fixed
South Park: The Stick of Truth leans a little harder on optimization, though the gap is small.
Marvel's Avengers
Gear score and skill-tree builds are the long-term layer
South Park: The Stick of Truth
Build, gear and ability choices comfortably solve every fight
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.