Schrödinger

Schrödinger is member of the School of the Cat mentioned in. In letter to Gaetan, another feline witcher Joël states that the school is captured by soldiers, Cedric and Axel have been killed and Schrödinger's is not sure – might be alive, might be dead.

Trivia

 * His name is an Easter Egg referencing the "Schrödinger's Cat" quantum mechanical thought experiment.