Seibu Kaihatsu
en.wikipedia.org/wiki/Seibu_Kaihatsu
System: XBox 360
ESRB Rating: Everyone 10+
Online Players: 2
Offline Players: 0
System: Playstation 2
ESRB Rating: Everyone 10+
Online Players: 2
Offline Players: 0
System: XBox 360
ESRB Rating: Everyone 10+
Online Players: 2
Offline Players: 0
Latest Additions
| Game | Platform | Added |
| Donkey Kong Country |  | 11.20.2009 |
| UP |  | 11.20.2009 |
| UP |  | 11.20.2009 |
| UP |  | 11.20.2009 |
| Diner Dash |  | 11.19.2009 |
| Conflict: Vietnam |  | 11.18.2009 |
| Conflict: Vietnam |  | 11.18.2009 |
| Conflict: Vietnam |  | 11.18.2009 |
| Conflict Global Terror | | 11.18.2009 |
| Conflict Global Terror | | 11.18.2009 |
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Re: Infinity Ward may Add Part..
11/21 9:46 pm
Well, you kicked up a stink and now you are getting what you want. Also people modded in dedicated servers.
Re: New to Co Optimus
11/21 9:43 pm
I'm always up for a game. Add me.
Re: Borderlands
11/21 8:30 pm
I'm new to the game but so far loving it. Having trouble with finding good co-op people though or maybe its just my style of pla
Re: Co-Op Board Games
11/21 6:43 pm
I posted about these a while back I think. Even so, here's the ones I know- = playedPandemic-On the Brink (pandemic add on)-Spac
RE:Infinity Ward may Add Party..
11/21 6:36 pm
Although I hate the lack of party chat I've gotten over it since I understand why its not in anymore. Theres also search and des
Launched January 28, 2008, Co-Optimus is a website dedicated to cooperative games. The site features a focus on co-op games through a game database, blog style commentary, and featured articles. Our goal is to bring you the most the most comprehensive source of co-op gaming information and to inform the user of the co-op experience.
Upcoming Co-Op Release Dates
| Game | Platform | Date |
| Serious Sam HD | | 11.24.2009 |
| GREED | | 11.29.2009 |
| Avatar | | 12.01.2009 |
| Spelunker HD |  | 12.01.2009 |
| Matt Hazard: Blood Bath and Beyond | | 12.01.2009 |
| Resident Evil: The Darkside Chronicles | | 12.01.2009 |
| Matt Hazard: Blood Bath and Beyond | | 12.01.2009 |
| Alien Breed Evolution | | 12.01.2009 |
| Serious Sam HD | | 12.21.2009 |
| Guitar Hero Van Halen | | 12.22.2009 |
| Guitar Hero Van Halen | | 12.22.2009 |
| Guitar Hero Van Halen | | 12.22.2009 |
| Guitar Hero Van Halen | | 12.22.2009 |
| Mario and Sonic at the Olympic Winter Games | | 12.31.2009 |
| LEGO Harry Potter: Years 1-4 | | 01.01.2010 |
Co-Optimus Co-Op Events
Our monthly Xbox Live Co-Op Night gets you online to meet other co-op gamers. An Official Xbox Live Event!
Games for Windows Co-Op Night features monthly PC co-op gameplay. An Official GFW Event!
Top Games on Each Platform
Borderlands on XBox 360
Uncharted 2: Among Thieves on Playstation 3
Call of Duty: World at War on Wii
AI War on PC
Castle Crashers on Xbox Live Arcade
Pixel Junk Monsters on Playstation Network
Uncharted 2: Among Thieves on Playstation 3
Call of Duty: World at War on Wii
AI War on PC
Castle Crashers on Xbox Live Arcade
Pixel Junk Monsters on Playstation Network
View the top Co-Op Games by platform including our family friendly list!
Resources
