Hi
i tought there are already cheats for Rocket League but not.
Game Name: Rocket League
Website: Save 30% on Rocket League on Steam
Game Engine: VAC anti cheat
Game Genre: soccer-car mix
Chart: Rocket League - Steam Charts
Video:

From what I see someone can use cheat engine to cheat level exp, but I think hack with aimbot and speedhack will be way better ;D