General Blenheim Blenckert was the commander of the Royal Redanian Army during the war with Nilfgaard. He fought at the battles of Brenna and Maribor.

In the Battle of Brenna together with Bronibor and his division he led the hidden reinforcements consisting of no less than 10,000 Redanian, Aedirnian, and Kaedweni horsemen. Their surprise attack crushed the northern flank of the Nilfgaard forces and turned the tide of the battle.