Co-Optimus - Your Prime Source for Co-Op Gaming - About Page

Favorite Co-Op Game of All Time

It's 2019, that means Co-Optimus is turning 11 years old. To celebrate we want to find out which co-op game is your favorite of all time. Select from our database of almost 5000 games to cast your vote. Don't see your game listed? Send us an email at

We'll announce the winner on February 25th, 2019. Thanks for visiting Co-Optimus and making it your prime source for co-op gaming since 2008!

Thanks for voting. Check back daily to see the updated leaderboard.

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Game Name Systems Percent
Borderlands 2 8%
Portal 2 5%
Divinity: Original Sin II 4.1%
Halo 3 2.1%
Left 4 Dead 2 1.8%
Diablo III 1.7%
Halo: Combat Evolved 1.7%
A Way Out 1.6%
Diablo II 1.5%
Castle Crashers 1.3%
Full Metal Furies 1.2%
Human: Fall Flat 1.2%
World War Z 1.2%
Borderlands 1.1%
Overcooked! 1.1%