Watch the Project Sigma gameplay trailer for the upcoming third-person, open-world, online multiplayer action-RPG. Developed by the creators of Loopmancer (Sigma Mechanics) using Unreal Engine 5, here's a look at some online co-op gameplay in the early stages of the game's development. See the characters in action in this new trailer that spotlights combat between the human agents and aliens during an extraterrestrial invasion. Players can also collaborate with other agents in the game’s online multiplayer mode, pilot and customize their mechs, and explore the city and surrounding wilderness.