He was a biotechnologist who participated in experiments with Dr. Rex. During the experiment, it became a zombie by accident and is called 'Psycho type'. It has a technique to reduce the damage suffered by the surrounding zombies by fogging.
- Can pop out black smoke, allowing for concealment.
- Can heal itself
- Regenerates health when the smoke disappears
- Due to Psycho zombie's model, it is easier to shoot it on the head
Psycho zombies appear in all chapters of Zombie Scenario.
- Despite becoming a Host Psycho Zombie, the hand viewmodel in first person view will still remain to be the hand of a normal zombie instead of a hook, which can be seen in a third person view of the Host Psycho Zombie model.
- Due to the censorship of violence in the China region, altered Psycho Zombie models are used to replace the gruesome models of the original Regular zombies. This model has a red palette (see the select icon above) to differentiate it from the proper Psycho zombies.