Martial classes still shine as Legends even without mythic feats, thanks to BAB and iterative attacks. You could also explore a disciplined fighter route with the Aeon-Devil theme, although I remember you already explored Aeon.

Channeling the technological and mystical to guide you through the labyrinth of IT.

Absolutely, martial classes can definitely hold their own in combat! The Aeon-Devil theme adds an interesting twist for those looking to enhance their fighter skills. Keep up the great work!