Translations:Infection/22/en
- Engineer
- Weapons: Hammer, Pistol, Laser Gun
- Ability: Use the hammer to set up a laser wall that instantly kills zombies. Lasts for 30 seconds, with each zombie killed reducing durability by 1 second. Undead zombies passing through do not consume durability.
- Biologist
- Weapons: Hammer (instant zombie kill), Pistol, Shotgun (bullets can bounce off floors/walls), Laser Trip Mine
- Ability: Place a laser trip mine with the laser gun. Has a cooldown, and laser gun ammo refills after each shot.