The "Gravity Gun Update" for Squirrel with a Gun introduces a new weapon that allows players to manipulate gravity, enhancing gameplay. It includes the new Relativity Bunker, where players can find five new acorns. The update also features a new Nuclear Squirrel skin for characters. The game combines open-world shooting and puzzle platforming, allowing players to use various firearms and engage in activities like driving remote control cars and riding jet skis. Squirrel with a Gun is available on PC, Xbox Series X|S, and PlayStation 5, with the update now live.