head to head
The Binding of Isaac asks more than Elden Ring Nightreign, and the gap is variance.

Execution · Practiced Mastery
A roguelike souls-like where adapting builds to randomized runs matters as much as combat skill.

Execution · Twitch Chaos
Twin-stick roguelike where a crying child fights basement horrors with random unholy upgrades.
Elden Ring Nightreign leans Execution (Practiced Mastery); The Binding of Isaac leans Execution (Twitch Chaos).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Elden Ring Nightreign
precise dodge and attack timing required
The Binding of Isaac
Twin-stick dodging through bullet-dense rooms
Elden Ring Nightreign leans a little harder on reads, though the gap is small.
Elden Ring Nightreign
bosses are fixed scripted patterns
The Binding of Isaac
Enemies follow fixed or random patterns
The Binding of Isaac leans clearly harder on variance.
Elden Ring Nightreign
run seeds and loot are randomized
The Binding of Isaac
Item and room RNG defines every run
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Elden Ring Nightreign
builds and run strategy are solvable
The Binding of Isaac
Item synergy knowledge converts luck into wins
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.