These are often used for private or VIP servers where random public players are not capable of viewing or even joining. This is the most surefire way for players to get into a specific Roblox game.

Additionally, the gamepass unlocks access to the elusive Sorcerer character, a special playable unit restricted to private servers in this Roblox game.

Pet Simulator 99 Active Private Servers Update on February 10, 2025: You can access and create private servers in-game and through the Roblox listing page.