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.

Variance · Systems & Chaos
Gacha RPG where players summon historical heroes for turn-based card battles.

Optimization · Systems & Chaos
The cult PS1 card game where memorising obscure fusions beats grinding for drops.
Fate/Grand Order leans Variance (Systems & Chaos); Yu-Gi-Oh! Forbidden Memories leans Optimization (Systems & Chaos).
Fate/Grand Order leans a little harder on execution, though the gap is small.
Fate/Grand Order
Tap-based turn commands, no dexterity test
Yu-Gi-Oh! Forbidden Memories
Menu-driven duels
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Fate/Grand Order
Enemies are fully scripted
Yu-Gi-Oh! Forbidden Memories
AI opponents are fully mappable
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Fate/Grand Order
Gacha pulls and card draws dominate outcomes
Yu-Gi-Oh! Forbidden Memories
Card drops and draws gate everything
Yu-Gi-Oh! Forbidden Memories leans a little harder on optimization, though the gap is small.
Fate/Grand Order
Team comps, NP timing, and event farming routes
Yu-Gi-Oh! Forbidden Memories
Memorising fusion combinations is the real game
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.