Gym Star Simulator Wiki
Use this hub for pets, trainers, ranks, boosts, Muscle Factory update notes, and source status before spending spins or trade value.
Choose the Gym Star topic you need
Start with the system that affects your next rank push: codes, boosts, trainers, pets, or source checks.
Pets and value watch
Track Cosmic Dragon, Planet Elephant, Alien Pet, starter pets, and Muscle Factory exclusive pets with current confidence notes.
TrainersTrainers and rank push roles
Start with Planet Samurai as an older community signal, then watch for new Muscle Factory trainer names and multipliers.
RanksRanks and progression
Use known rank names and editable assumptions to plan sessions while new rank requirements are rechecked.
RewardsBoosts and spins
Check OVERDRIVE, reported boost codes, spins, enchanted crystals, protein bars, energy drinks, and essential oils.
UpdateMuscle Factory update
The official page confirms a new gym, new trainers, exclusive pets, ranks, season quests, and boost events.
SourcesOfficial source status
Verify Roblox, Discord, Trello, and wiki status before trusting new code, trainer, or pet claims.