List of co-op games where gamers play in coop mode. Games with online co-op are very popular. Multiplayer coop games require players to work together. Co-op gaming is a great way to make gaming personal. Co-op games make you feel even more inside the game than you do when you play by yourself. Rate your favorite coop video games by clicking the my rating button.What are some co-op games? Have you ever wanted to know what co-op games are so you could play with your friends? This list will help you select what games would be fun to play with friends, and even strangers.