noun
dexterity; agility (RPG attribute)
Primarily used in role-playing games to refer to a character's dexterity or agility stat. Not a common everyday word.
このゲームでは、敏捷力が高いほど攻撃を回避しやすい。
In this game, the higher your dexterity, the easier it is to dodge attacks.
ローグは敏捷力を重視するクラスだ。
The rogue is a class that prioritizes dexterity.
器用さ means manual dexterity or skillfulness in everyday tasks, whereas 敏捷力 is a game stat for agility and reflexes.
Compound of 敏捷 (agile, nimble) and 力 (power, ability), likely coined as a translation of 'dexterity' or 'agility' in RPGs.