head to head
Borderlands 2 asks more than Digimon Digital Card Battle, and the gap is execution.

Optimization · Systems & Chaos
Loot-shooter RPG built on gear chasing.

Optimization · Systems & Chaos
PS1 card battler where you build Digimon decks and out-draw scripted AI opponents across themed arenas.
Borderlands 2 leans Optimization (Systems & Chaos); Digimon Digital Card Battle leans Optimization (Systems & Chaos).
Borderlands 2 leans clearly harder on execution.
Borderlands 2
Aim matters but generous hit feel
Digimon Digital Card Battle
No physical component
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Borderlands 2
Enemies are scripted loot fodder
Digimon Digital Card Battle
AI opponents follow mappable tendencies, not adaptation
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Borderlands 2
Procedurally generated weapon drops vary
Digimon Digital Card Battle
Card draws and hidden opponent hands drive swings
Borderlands 2 leans a little harder on optimization, though the gap is small.
Borderlands 2
Skill trees and gear math heavily solved
Digimon Digital Card Battle
Deck construction against known AI decks is solvable
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.