head to head
Call of Duty: Modern Warfare 2 asks more than WCW vs. nWo: World Tour, and the gap is execution.

Execution · Competitive PvP
Blockbuster 2009 sequel famous for killstreak chains and frantic multiplayer.

Execution · Competitive PvP
A wrestling game testing grapple timing and prediction in versus matches.
Call of Duty: Modern Warfare 2 leans Execution (Competitive PvP); WCW vs. nWo: World Tour leans Execution (Competitive PvP).
Call of Duty: Modern Warfare 2 leans clearly harder on execution.
Call of Duty: Modern Warfare 2
Fast time-to-kill rewards raw aim and reflex
WCW vs. nWo: World Tour
Grapple timing and move inputs need precision
Call of Duty: Modern Warfare 2 leans a little harder on reads, though the gap is small.
Call of Duty: Modern Warfare 2
Outguessing human rotations and flanks
WCW vs. nWo: World Tour
Versus play rewards reading opponent grapple attempts
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Call of Duty: Modern Warfare 2
Spawn flips and killstreak randomness
WCW vs. nWo: World Tour
Move reversals and spirit meter add randomness
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Call of Duty: Modern Warfare 2
Killstreak economy, loadout and map knowledge
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.