He was part of a squad under Nikolai Zinoviev, ordered to capture or destroy Thanatos to take its blood. The plan did not go too well when Nikolai managed to shoot a pod into Thanatos, collecting its blood. This caused the Tyrant to go on a rampage, killing the entire team, except for Nikolai.
- a relatively high vitality of 3100-3500
- an infection rate of 1.38% per minute
- a movement speed of 1.00
- a damage multiplier of X1.18
Karl starts in FINE status with a First Aid Spray. 
- in the CG cutscene he appears in, all the U.B.C.S. members have sleeves, yet his ingame model shows him without sleeves.