Zombie Infection Gamemode

Uploaded to the Steam Workshop at Valve's request.

ZI Gamemode Changelog 9/21/2026

* General Changes * Players can no longer be selected as a starting Zombie two rounds in a row * Dying during setup now respawns you instantly * Players who are dead or spectating when the round begins now considered infected * The B.A.S.E Jumper can now be deployed at any point in the round * Jumper weapons no longer have decreased max ammo * Zombie Changes * New Feature: Zombie Spawn Picker * On respawn, Zombies will be able to manually choose which spawn point to spawn at * Pressing your left and right mouse inputs will cycle through all spawn points * Pressing your jump input will spawn you at your current spawn point * If no inputs are pressed, you will automatically respawn after a short time * Zombies are no longer ÜberCharged when respawning * Zombies can change class while picking a spawn point * Zombies now drop a small ammo pack * Zombies now receive Mini-Crits when the Zombie team is below the starting infection quota * Updated Zombie viewmodel animations and removed view punch when attacking * Updated Zombie playermodels and third person animations (thanks Coolchao Zhao!) * Updated Zombie ability icons with polished art (thanks TheLazerSofa!) * Respawning Zombies no longer play lightning visuals and thunder sounds * Zombies no longer leave a trail of green footsteps, no longer emit green fog, and can now ragdoll * Updated Zombie Engineer * Zombie Engineer has a new ability - "Beacon" * Throw a toolbox to erect a beacon that Zombies can respawn at * Beacons are the default spawn point for Zombies in the new Spawn Picker feature * Beacons can be destroyed by Survivors * Each Zombie Engineer can only have one beacon active at a time * Updated Zombie Spy * Zombie Spy has been given Zombie Engineer's old "EMP Grenade" * Like before, the EMP grenade will temporarily disable buildings around it after detonation * EMP Grenade blast highlights Survivors and buildings like the previous "Reveal" ability * No longer instantly detonates when directly hitting a building * Now takes half as long to detonate * Reveal and EMP duration changed from 6.5s to 5.5s * Reveal range changed from 1000HU to 900HU * EMP range changed from 500HU to 450HU * Max Health lowered to 125 * Melee daamge changed from 100% to 69% * Updated Zombie Pyro * Zombie Pyro has a new ability - "Sticky Spew" * Spew balls of tar at Survivors, coating them in disorienting liquid that hinders their movement-based weapons * No longer drops a medium health kit on death * Fire resistance changed from 100% to 70% * No longer ignites players on hit or deals bonus damage to burning Survivors * Updated Zombie Heavy * Zombie Heavy has a new ability - "Rock Hurl" * Grab a chunk of concrete from the ground, lift it, and heave it at Survivors * Survivors in the radius of the concrete get knocked back and take damage * Survivors directly hit by the concrete get stunned and take additional damage * Buildings hit by concrete are temporarily disabled * Added loud footsteps * Knockback resistance changed from 100% to 85% * Damage vs buildings changed from 120 to 90 * No longer drops a medium health kit on death * Updated Zombie Sniper * Spit can now settle on slopes, staircases and rooftops * Updated Zombie Demoman * Explosive Charge's channel period has full aim control * Updated Zombie Soldier * Pouncing Zombie Soldiers now play a whistling falling sound * Bug Fixes * Fixed Zombies sometimes being immune to headshots * Fixed a bug where Zombie Sniper's Spit would not create a puddle on impact with a building * Fixed Zombie Heavy's attack damaging through Bonk! Atomic Punch and ÜberCharge * Fixed Zombie Medic leaving dispensers behind when changing class, spectating or disconnecting * Fixed Survivors sometimes starting with no ammo or metal * Fixed "game_text" entities leaking when a player disconnects or changes class mid-respawn * Fixed the starting Zombie quota being able to select a spectator or a dead survivor