head to head
Mega Man 2 asks more than Red Dead Redemption 2, and the gap is execution.

Execution · Practiced Mastery
NES platformer that codified boss-weakness ordering and tight jump-and-shoot play.

Execution · Practiced Mastery
A cinematic open-world western leaning on shooting feel and atmosphere.
Mega Man 2 leans Execution (Practiced Mastery); Red Dead Redemption 2 leans Execution (Practiced Mastery).
Mega Man 2 leans clearly harder on execution.
Mega Man 2
precise jumps and boss dodges under pressure
Red Dead Redemption 2
Gunplay and Dead Eye reward aim and timing.
Red Dead Redemption 2 leans a little harder on reads, though the gap is small.
Mega Man 2
robot masters follow strict patterns
Red Dead Redemption 2
Enemies use scripted AI patterns, not adaptation.
Red Dead Redemption 2 leans a little harder on variance, though the gap is small.
Mega Man 2
deterministic once stage layouts known
Red Dead Redemption 2
Some hunting and weather randomness, lightly hidden.
Mega Man 2 leans clearly harder on optimization.
Mega Man 2
weapon-weakness ordering is the classic solve
Red Dead Redemption 2
Loadouts and routes solvable but loose.
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.