head to head
Super Smash Bros. Melee asks more than WCW/nWo Revenge, and the gap is execution.

Execution · Competitive PvP
A platform fighter with one of the highest execution ceilings in any competitive game, layered on top of deep human reads.

Execution · Competitive PvP
AKI-engine N64 wrestler that perfected the grapple system later refined in No Mercy.
Super Smash Bros. Melee leans Execution (Competitive PvP); WCW/nWo Revenge leans Execution (Competitive PvP).
Super Smash Bros. Melee leans clearly harder on execution.
Super Smash Bros. Melee
Wavedashing, L-cancels, and tech-chasing set an extreme physical ceiling
WCW/nWo Revenge
AKI grapple timing and reversal windows
Super Smash Bros. Melee leans clearly harder on reads.
Super Smash Bros. Melee
Reading DI choices and opponent adaptive habits is constant and non-convergent
WCW/nWo Revenge
Human opponents turn reversals into prediction duels
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Super Smash Bros. Melee
Stage hazard RNG and spawn positions add marginal chaos
WCW/nWo Revenge
Slight randomness in momentum swings
Super Smash Bros. Melee leans clearly harder on optimization.
Super Smash Bros. Melee
Character matchup tiers and optimal movement routing are deeply studied
WCW/nWo Revenge
Learning rosters' move sets and spirit flow converges
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.