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.

Optimization · Practiced Mastery
A chaotic co-op action game where wizards combine eight elements into thousands of spells, often frying each other.

Execution · Practiced Mastery
Tests deliberate aim and squad-level planning against scripted insurgent encounters.
Magicka leans Optimization (Practiced Mastery); Operation Flashpoint: Red River 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.
Magicka
Typing element combos quickly mid-combat is the hands test
Operation Flashpoint: Red River
Authentic ballistics punish sloppy aim and positioning
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Magicka
Enemies are scripted; friendly fire isn't adaptive
Operation Flashpoint: Red River
Insurgent AI is scripted spawns, not an adapting mind
Operation Flashpoint: Red River leans a little harder on variance, though the gap is small.
Magicka
Co-op friendly-fire chaos adds unpredictability
Operation Flashpoint: Red River
Enemy placements are unknown until contact
Magicka leans a little harder on optimization, though the gap is small.
Magicka
Discovering and exploiting spell combinations dominates
Operation Flashpoint: Red River
Loadouts, class roles and approach planning decide engagements
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.