OVERDRIVE
8 wheel spins

Updated 2026-06-10 - codes, tier list, and guides ready for verification
Track active Gym Star Simulator codes, compare the best picks, and use practical tools before you spend time grinding in Roblox.
Gym Star Simulator Wiki is an unofficial fan-made resource. Roblox and the game creators remain the source of record for official support and updates.
Codes are the highest-repeat Roblox search intent, so the homepage surfaces the latest verified set and sends players into the dedicated codes page.
8 wheel spins
Reported boost reward
Reported boost reward
Reported boost reward
Start with the strongest current picks, then use the full tier list when you need ranking notes, substitutes, and update dates.
The official Roblox page lists OVERDRIVE for 8 wheel spins, so it is the safest first action before comparing trainers or pets.
Older guide evidence describes Planet Samurai as a strong muscle-growth and competition-reward trainer. Keep it high-priority but not final until current stats are checked.
Older value-list evidence puts Cosmic Dragon among notable high-value pets. Treat it as a trade watch item until the post-update market is checked.
The official page confirms new trainers in the Muscle Factory update, but names and multipliers still need verification.
The official page confirms exclusive pets in the update, so they belong on the watchlist before any exact value claim.
Start with codes, tier list, calculator, and source checks before spending rare resources or committing to a build.
A practical decision helper that can later become a full formula-based calculator.
RankingsRanks the current best picks with notes for beginners, farming, and late-game use.
CodesTracks active codes, expired-code conflicts, and redemption instructions.
Community statusClarifies official Trello, Discord, wiki, and Roblox source status for update-sensitive claims.
Use these guides when you need beginner advice, safer upgrade choices, farming routes, or advanced strategy.
Pets, trainers, gyms, ranks, codes, quests, and Muscle Factory updates get clearer when each major topic has its own checked notes.
Use these links and notes to see what is official, what is community reported, and what still needs checking.
Use this page as the source of record for game title, creator, and live Roblox availability.
CommunityUse this status route or verified creator links to separate official boards from community references.
EditorialDocument which claims are official, community confirmed, or still uncertain.
Codes, updates, and tier lists should show a visible checked date and avoid pretending unverified claims are final.
Give pets, trainers, gyms, ranks, and limited-time updates their own notes when players need more detail.
This fan site clearly points players back to official Roblox and creator-owned support paths.
Recent creator videos help players understand gameplay, updates, rankings, and strategy. Treat videos as supporting references, not official patch notes.
Use a current YouTube creator guide that explains the game loop and shows real gameplay.
VideoUse a recent YouTube walkthrough for the first session or first major unlock.
VideoUse a YouTube video that supports rankings, builds, update context, or advanced strategy.
Quick answers for codes, sources, rankings, and the next page to check.
Gym Star Simulator Wiki is a fan-made Roblox resource for codes, tier lists, calculators, guides, and source-backed progression help.
No. This is an unofficial fan site. Use the official Roblox page and creator-owned channels for official support, purchases, moderation, and account issues.
Codes should be checked whenever the game updates, reaches milestones, or community sources report new rewards. Keep the checked date visible.
Start with codes, tier list, Trello/Discord status, calculator, beginner guide, wiki hub, and sources. Add deeper pet, trainer, rank, and gym notes as new updates are checked.