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Killing Floor Mod: Defence Alliance 2

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App ID 35420
App Type Game
Store Name Defence Alliance 2
Developer
Publisher Tripwire Interactive
Technologies Unreal Engine
Last Changenumber 30708782
Last Record Update 21 August 2025 – 09:10:38 UTC ()
Release Date 12 December 2009 – 00:00:00 UTC ()
😢 39.33%
911 reviews
0
In-Game
💥 Action 🔧 Mod 🔫 FPS 🤝 Co-op 🔫 Shooter

Defence Alliance 2 is a total conversion mod for Killing Floor featuring team based futuristic FPS game play. DA2 blends fast paced action with class based tactics to create an experience that is instantly enjoyable while still offering very deep gameplay.

This app has been retired and is no longer available on the Steam store.

Additional Information

Developer Defence Alliance Team
gamedir DA2
icon empty string
NoServers Yes
primarycache 35421
state eStateAvailable
serverbrowsername empty string
VisibleOnlyWhenInstalled Yes
community_visible_stats Yes
Publisher Tripwire Interactive
Store Release Date 22 October 2009 – 07:00:00 UTC ()
community_hub_visible Yes
Primary Genre Action (1)
Store Genres Action (1)
Steam Release Date 12 December 2009 – 00:00:00 UTC ()
Original Release Date 22 October 2009 – 07:00:00 UTC () (1256194800)
app_retired_publisher_request Yes
review_score 4
review_percentage 37
Detected Technologies (?) Unreal Engine, Bink_Video SDK, Ogg SDK, Vorbis SDK
restricted_countries DE
Germany
First seen on SteamDB 20 March 2013 – 07:42:43 UTC (), in changelist #196163

Supported Languages

1 Languages Interface Full Audio Subtitles
English Yes

Tags

💥 Action 🔧 Mod 🔫 FPS 🕹️ Multiplayer 🤝 Co-op 🔫 Shooter

Categories

Single-player Mods Family Sharing Multi-player Co-op

Assets

Load all asset images
clienticon 094339fc675262a9d48bcb421d93ba37f416d720
clienttga c02a40b533e804e0b01fc9b35cd6e35b6f6c112c
icon ae7580a60cf77b754c723c72d5e31d530fbe7804
logo 45178d4b1999cf466fdf1ee4551f29b7e02b2bdf
logo_small 45178d4b1999cf466fdf1ee4551f29b7e02b2bdf_thumb
small_capsule
englishcapsule_231x87.jpg
header_image
englishheader.jpg
store_screenshot ss_14f1b28ebcd05edfbe425160547c1f1c0efb6d86.jpg
Assets
small_capsulecapsule_231x87.jpg
headerheader.jpg
library_capsuleportrait.png
community_iconae7580a60cf77b754c723c72d5e31d530fbe7804.jpg
page_background_pathapp/35420
timestamp7 September 2022 – 01:33:34 UTC
Trailers
2762 ↴
trailer_nameDefence Alliance 2 Trailer
trailer_category0
microtrailer/video/webm35420/2762/ff8f9f339ae55a96ae7d242b1047b405315d8dd9/1751246244/microtrailer.webm
microtrailer/video/mp435420/2762/ff8f9f339ae55a96ae7d242b1047b405315d8dd9/1751246244/microtrailer.mp4
all_agestrue
is_highlighttrue
timestamp1447352659

Steam charts

  • 0 players right now
  • 1 24-hour peak
  • 617 all-time peak 12 December 2009
SteamDB.info

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Store data

Monthly players breakdown

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Steam hub followers history

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User reviews history

  • 😢 Mostly Negative
  • 39.33% SteamDB Rating
  • 344 37.8% positive reviews
  • 567 62.2% negative reviews

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Markers

Date Label 30-day Peak
12 December 2009 Steam Release -
2 April 2013 ⇄ Humble Bundle: Humble Weekly Sale: Tripwire Interactive -
4 September 2013 ⇄ Indiegala: Flashpoint Bundle -
19 March 2015 Free Weekend -
23 July 2019 ⇄ Humble Bundle: Humble Hooked on Multiplayer Bundle 2019 -
1 April 2022 ⇄ Humble Bundle: Killing Floor Collection -
21 April 2023 ⇄ Humble Bundle: Fight 4 Your Friends: Co-op Shooters -

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How many players are playing Killing Floor Mod: Defence Alliance 2 right now on Steam?

Steam player counter indicates there are currently 0 players live playing Killing Floor Mod: Defence Alliance 2 on Steam.

Killing Floor Mod: Defence Alliance 2 had an all-time peak of 617 concurrent players on 12 December 2009.

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