head to head
Super Smash Bros. Melee asks more than WCW vs. nWo: World Tour, 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
A wrestling game testing grapple timing and prediction in versus matches.
Super Smash Bros. Melee leans Execution (Competitive PvP); WCW vs. nWo: World Tour 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 vs. nWo: World Tour
Grapple timing and move inputs need precision
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 vs. nWo: World Tour
Versus play rewards reading opponent grapple attempts
WCW vs. nWo: World Tour leans a little harder on variance, though the gap is small.
Super Smash Bros. Melee
Stage hazard RNG and spawn positions add marginal chaos
WCW vs. nWo: World Tour
Move reversals and spirit meter add randomness
Super Smash Bros. Melee leans a little harder on optimization, though the gap is small.
Super Smash Bros. Melee
Character matchup tiers and optimal movement routing are deeply studied
WCW vs. nWo: World Tour
Move-set knowledge and stamina management matter
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.