How do I jump high? You are able to jump higher by pressing and holding crouch then as you let go of crouch hit the jump key to perform a high jump this is the same as all source mods / games. PROP HUNT ( 2-9 PLAYERS) How do you jump high in Prop Hunt? Garry’s Mod Prop Hunt Hide’n’Seek is a free role-playing game for Windows PC devices-considering that people already have Garry’s Mod purchased. To join a game: from the Garry’s Mod main menu, just click on Join Multiplayer Game, then Prop Hunt, and you’ll be presented with a list of servers running that game mode.