In addition to online co-op mode, "EDF: IR" supports online versus mode which competes for energy gem divided into two teams. The rule is very simple. Join either team "EDF" or team "Kindred Rebellion", collect energy gems by defeating the Aggressors, and deliver them to the yellow recover drones. The team gathering more energy gems within the time limit wins. Also, the team which made ahead of 3 Waves wins.