The Wolfs Call Ryan Anthony (2020)

Vaelin Al Sorna is a living legend whose leadership overthrew empires and whose sacrifice saved the Unified Realm from destruction. Now living quietly after leaving warfare behind, he hears whispers of the Steel Horde, an army led by a man who believes himself to be a god. When Vaelin learns that Sherin, the woman he lost long ago, has fallen into the Hordes hands, he sets out to confront this powerful new threat. His journey takes him to the realms of the Merchant Kings, a strange land governed by honour and intrigue, while the drums of war echo across kingdoms torn by conflict. There, Vaelin discovers that some battles are beyond even his ability to win. The Wolfs Call begins an action-packed epic fantasy series by Anthony Ryan.