Source-checkedGameplay & overhauls

Classic Mode

by Forrest Mark X · for Killing Floor 2

Group https://steamcommunity.com/groups/KF2ClassicMode Description Classic Mode is a mod for Killing Floor 2 that tries to simulate the gameplay and various system from Killing Floor 1. Here is a…

5.5KDownloads
14 mo agoLast updated
306 MBFile size
Steam WorkshopSource

About Classic Mode

From Steam Workshop

Group https://steamcommunity.com/groups/KF2ClassicMode Description Classic Mode is a mod for Killing Floor 2 that tries to simulate the gameplay and various system from Killing Floor 1. Here is a…

Group

https://steamcommunity.com/groups/KF2ClassicMode

Description

Classic Mode is a mod for Killing Floor 2 that tries to simulate the gameplay and various system from Killing Floor 1.

Here is a list of changes. [olist] [*] Classic styled HUD elements [*] Classic Lobby Menu and Trader Menu [*] Custom trader voice [*] Custom Music [*] Serverside perks [*] Custom perks/weapons/characters [*] Ability to set event zeds globally or map specific [*] Ability to set max monsters globally or map specific [*] Custom chatbox that supports client configured color tags (^1 = Red, ^2 = Green) [*] Classic style zeds [*] Adjusted weapons to fit the KF1 stats [*] Endless and Objective mode support [*] Many different configurations to change gameplay [*] Loads of clientside features that can be toggled or disabled [*] Partial support for Controlled Difficulty [*] Added elements from Unofficial Mod [/olist]

Install

Server

Subscribe your server to this workshop Start you server and wait for it to download this mod Stop the server Add ?Mutator=KFClassicModeSrv.ClassicMode to your commandline in the .bat

Client

Subscribe to this workshop Open console with ~ Type open KF-BioticsLab?Mutator=KFClassicModeSrv.ClassicMode and hit enter

Default Config

https://pastebin.com/vBbiTb91

Chat Tags - Works in MOTD/Chat/Perk Description


// Colored Text - HEX color code
#{HEX}

// Flashing white text
#{FLASH}

// Colored flashing text - HEX color code
#{CFLASH=HEX}

// Rainbow Colored Text
#{HSV}

// Linebreak
<LINEBREAK>

// Default color - Use to end color changes
#{DEF}

// Examples
#{FFFF00}This is yellow text#{DEF}
#{FLASH}This is flashing text#{DEF}
#{CFLASH=FFFF00}This is yellow flashing text#{DEF}
#{HSV}This is rainbow flashing text#{DEF}
This is a<LINEBREAK>linebreak

Full Gamepad Support

A - LeftClick B - RightClick Thumbsticks - Move mouse Shoulder Buttons - Change tabs in the main menu DPAD - Scroll scroll bars

Don't like the KF1 gameplay?

[olist] [*] Navigate to My Documents/My Games/KillingFloor2/KFGame/Config [*] Open KFClassicMode.ini [*] Add or Set bDisableGameplayChanges to true [/olist]

Highlights

From source data

Footprint

A 306 MB download, rated a light load on a server.

Last update

Its author last shipped an update 14 mo ago.

Classic Mode on Nxeon

From our catalogue
One-click install
Supported on Nxeon Killing Floor 2 servers. We download it from Steam Workshop, place it, and restart the server.
Server load
light
Smallest plan we suggest
Killing Floor 2 — 2 GB (2 GB RAM). This follows our own load rating above, not a benchmark.
Latest build
2025-09-01, released 2025-09-01, 306 MB

Game versions by loader

LoaderGame versionsNewest
Workshop

From 1 recorded build of Classic Mode.

Run Classic Mode on a Killing Floor 2 server

Pick a server or deploy a new one above; it is installed in one click.

What kind of mod it is

From the catalog
Listed on Steam Workshop as “Workshop”

Gameplay & overhauls

New mechanics, content and overhauls that change how the game plays.

Compatibility

Game
Killing Floor 2
File size
306 MB

Verified at the source

  • ✓Steam WorkshopOfficial listing, checked 2026-10-16Open ↗
  • ✓AuthorForrest Mark X, as published on Steam Workshop
  • ✓LicenseNot published by the sourceFree

Classic Mode, answered

Generated from the mod’s own source data.

Is it free?

Yes. Classic Mode is free to download from Steam Workshop.

How do I add it to my Nxeon server?

Use “Add to a server” on this page, or open NxLabs from your dashboard. We install it, restart your server and switch it on.

NxLabs

Run Classic Mode on a Killing Floor 2 server.

Deploy in about a minute from $5.99 a month, then add Classic Mode in one click.