G-Switch is a parkour running game online where your objective is to counteract the force of gravity to run upside down. You can challenge your friend in this interesting platform running craziness. Select the option 2 from Multiplayer section in the main menu (If there are more than 2 players, this number can be assigned to up to 6 players). After the game has been started, first player uses the X key and the second player uses the M key to pass his runner to the opposite way. Be careful, avoid all holes and obstacles! Try to complete the parkour race at the 1st position.