Strategos

The Strategos was a Forerunner Promethean who served alongside the Didact, the Confirmer and the Grammarian.

Trivia
Strategos was a title for a general in the Hellenistic and Byzantine Empires. It is also the highest officer rank in the modern-day Hellenic Army.

List of appearances

 * Halo: Cryptum
 * Halo 5: Guardians