But physics (and Roblox's server architecture) says no. FE prevents universal client-to-server manipulation. While specific, temporary exploits exist for broken games, the "universal" part of the keyword is a lie designed to bait you into malware traps, survey scams, and account bans.
Roblox allows you to create gamepasses for free, and you can then script them to grant specific in-game rewards. - FE - Universal FREE Gamepass Script - ROBLOX ...