head to head
Call of Duty: Black Ops asks more than Fate/unlimited codes, and the gap is variance.

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

Execution · Competitive PvP
Anime fighter execution and human prediction stacked on matchup study.
Call of Duty: Black Ops leans Execution (Competitive PvP); Fate/unlimited codes leans Execution (Competitive PvP).
Call of Duty: Black Ops leans a little harder on execution, though the gap is small.
Call of Duty: Black Ops
Gunfights hinge on aim and reaction speed
Fate/unlimited codes
Combo execution and punish timing lead every match
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Call of Duty: Black Ops
Reading human opponents' positioning and timing
Fate/unlimited codes
Versus humans, conditioning and throw-tech guessing matter constantly
Call of Duty: Black Ops leans clearly harder on variance.
Call of Duty: Black Ops
Spawns, care packages, zombies RNG
Fate/unlimited codes
Matches are deterministic given the inputs
Call of Duty: Black Ops leans a little harder on optimization, though the gap is small.
Call of Duty: Black Ops
Class builds, map control, zombies routing
Fate/unlimited codes
Matchup knowledge and meter usage underpin the mind games
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.