Given that Arkham Knight is now nearly a decade old, the general consensus is: Save editors are a tool for enhancing replayability. If you have beaten the game legitimately once, using an editor for a subsequent playthrough is no different than using a New Game+ code in a 1990s arcade game.
Save editors allow you to manipulate save slots in ways the base game doesn't support: batman arkham knight save editor
Modify Batman’s effectiveness and the Batmobile’s power from the start of a New Game or New Game Plus. Instant WayneTech Points Given that Arkham Knight is now nearly a
Most versions of the tool offer a suite of features that can significantly alter your gameplay: and Batmobile upgrades. Riddler Content
: Instantly maxing out XP and unlocking all gadgets, combat moves, and Batmobile upgrades. Riddler Content