head to head
Call of Duty: Black Ops asks more than Mega Man Soccer, and the gap is execution.

Execution · Competitive PvP
Cold War-era shooter pairing twitch multiplayer with the cult Zombies mode.

Execution · Competitive PvP
An arcade soccer novelty testing timing around special-shot chaos.
Call of Duty: Black Ops leans Execution (Competitive PvP); Mega Man Soccer leans Execution (Competitive PvP).
Call of Duty: Black Ops leans clearly harder on execution.
Call of Duty: Black Ops
Gunfights hinge on aim and reaction speed
Mega Man Soccer
Sluggish controls still reward shot timing and positioning
Call of Duty: Black Ops leans clearly harder on reads.
Call of Duty: Black Ops
Reading human opponents' positioning and timing
Mega Man Soccer
Human opponents add light positional guessing
Call of Duty: Black Ops leans a little harder on variance, though the gap is small.
Call of Duty: Black Ops
Spawns, care packages, zombies RNG
Mega Man Soccer
Special-shot chaos adds some randomness
Call of Duty: Black Ops leans clearly harder on optimization.
Call of Duty: Black Ops
Class builds, map control, zombies routing
Mega Man Soccer
Team composition and special-shot management are shallow systems
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.