This Greek mythological figure is the god/goddess of battle strategy (among other things).

Athena is the Greek mythological figure known as the goddess of battle strategy among other things because she possesses the qualities and attributes that make her an expert in warfare and tactics. She is often associated with intelligence, wisdom, and strategic thinking, making her the go-to deity for military endeavors and strategic planning. Renowned for her wisdom and bravery, Athena played a pivotal role in guiding and aiding Greek heroes in battles, making her the epitome of battle strategy in Greek mythology.