head to head
Call of Duty: Modern Warfare 2 asks more than Baseball, and the gap is execution.
Execution · Competitive PvP
A primitive timing-and-guessing duel over pitches and swings.

Execution · Competitive PvP
Blockbuster 2009 sequel famous for killstreak chains and frantic multiplayer.
Baseball leans Execution (Competitive PvP); Call of Duty: Modern Warfare 2 leans Execution (Competitive PvP).
Call of Duty: Modern Warfare 2 leans clearly harder on execution.
Baseball
Swing timing and pitch placement need modest precision
Call of Duty: Modern Warfare 2
Fast time-to-kill rewards raw aim and reflex
Call of Duty: Modern Warfare 2 leans clearly harder on reads.
Baseball
Versus a human, pitch-guessing is a genuine prediction duel
Call of Duty: Modern Warfare 2
Outguessing human rotations and flanks
Call of Duty: Modern Warfare 2 leans a little harder on variance, though the gap is small.
Baseball
Fielder AI quirks add some outcome noise
Call of Duty: Modern Warfare 2
Spawn flips and killstreak randomness
Call of Duty: Modern Warfare 2 leans clearly harder on optimization.
Baseball
Few systems beyond basic pitch selection exist
Call of Duty: Modern Warfare 2
Killstreak economy, loadout and map knowledge
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.