A Sci-Fi FPS with the usual shooter mechanics. Run around, sprint, crouch, jump. Aim, shoot, throw grenades. Guided missile launcher. Recoil, wall penetration, impact decals, different damage types and resistencies. Interactable objects like buttons, switches or numberpads. Collectables like health pickups. A character equipment screen where you can edit your loadout. Some parkour elements. An ability system.