Grigori Olyat

Grigori Olyat is a supporting antagonist in the Henry Stickmin series appearing as the secondary antagonist of Fleeing the Complex and the secondary tertiary antagonist in Completing the Mission.

In Fleeing the Complex, he is the secondary antagonist of Convict Allies, Presumed Dead, Ghost Inmate and International Rescue Operative, and the tertiary antagonist of The Betrayed. In Completing the Mission, he is the tertiary antagonist of Toppat Recruits and a major antagonist in Pardoned Pals.

He is an employee/security officer of The Wall and the right-hand man to Dmitri Johannes Petrov.