Head into the Security Office. The keycard is located inside the wall safe. The code is 4082 (found on the whiteboard in the adjacent breakroom).
Throw a flashbang to stun them, then shoot the exposed parasite stem on their upper back. Keycard Locations parasite infection game walkthrough
to unlock powers. Killing enemies grants "absorbed entities," which acts as currency for these upgrades Farming Tip Head into the Security Office
Most walkthroughs treat parasites as a death sentence. Parasite Infection is brilliant because it forces you to adapt, decay, and evolve. The “best” walkthrough isn’t about avoiding infection—it’s about managing the metamorphosis. The game’s developer, Flesh & Bone Studios, has explicitly stated that the God-Killer ending is canon for the sequel. Throw a flashbang to stun them, then shoot
If you find yourself lost, don't forget to use the in-game Cheat Mode (available in the player portrait settings) to access the developer's official guides. This is a game meant to be played, replayed, and experimented with. Now go out there and spread the infection.
Equip your Flamethrower or throw Bio-Grenades to clear the ground quickly. Keep moving in a circle around the arena to avoid getting surrounded. Phase 3: The Host Vulnerability
I notice you're asking for a walkthrough for a "parasite infection game." There are several games with that theme (e.g., Parasite Infection on Roblox, Parasite Eve , The Last of Us , or indie horror games). To give you an accurate text walkthrough, could you please specify: