Verräter und Verteidiger

Verräter und Verteidiger ("Traitor and Defender"), subtitled as the third part of the Griskan Orlov cycle, is the 35th and final in the line of original German-language Classic BattleTech novels. Written by Arous Brocken, it was published on 02 May 2018.

Canonicity
Written in German and exclusively published in that language so far, Verräter und Verteidiger does not meet the current criteria for Canon in the BattleTech universe. As an official product published under a valid license, it should be regarded as apocryphal.

From the back cover (translated from German)
"3067 Outreach: Captain Griskan Orlov returns to Outreach with the 51st Dark Panzer Yaegers and finds old friends among the enemy Dragoons.

When he receives secret orders to attack Wolf's Dragoons, he refuses and stands up to the agents of the Word of Blake.

With his 'Mech company he fights his way to the Blackwell industrial complex and take up defense against a superior enemy who seems determined to grind every last article of the Ares Conventions into the mud beneath their heels. The defenders can barely hold out, but there are still undiscovered Word of Blake agents..."