Sonic Speed Simulator on Roblox, developed in partnership with SEGA, is a fast-paced experience that allows players to race through zones, complete quests, and unlock a massive collection of iconic characters from the Sonic franchise. With over 250 playable skins available as of the latest update (Weekend Racing Update + Golden Eggs 14), players can immerse themselves in the Sonic universe by collecting, trading, and upgrading these characters.
🕹️ How to Unlock Characters
Characters in Sonic Speed Simulator can be unlocked in multiple ways, depending on the event or update. Here’s how:
- Zone Story Quests: Progressing through in-game story missions in specific worlds unlocks characters.
- Event Participation: Special limited-time events often introduce exclusive characters.
- Purchasing with Robux: Some characters are only available via Robux during sales or bundles.
- Achievement Rewards: Completing milestones can unlock rare characters like Elite Sonic.
- Character Cards: Found in older zones for characters like Sonic, Tails, and Knuckles.
🚫 Trade-Locked Characters
Not every character in the game can be traded. Some are locked due to rarity, method of acquisition, or uniqueness. Here are the notable trade-locked characters:
- Super Sonic – Features flight, invincibility, and massive stat boosts.
- Neo Metal Sonic – Obtained in the Metal Overlord event.
- Overclocked Metal Sonic – High-rarity version with enhanced effects.
- ESP Silver, Super Shadow, Hero Shadow, Doom Shadow, Dark Shadow – All Super rarity and locked to preserve their value.
- Elite Sonic – Achievement-based and exclusive.
- Riders Amy (Exotic) – Unique version that prevents confusion with standard Riders Amy.
🧩 Notable Character Milestones
With so many characters introduced, developers have celebrated key milestones by releasing standout skins:
- 50th Skin: Prime Rouge
- 100th Skin: Winter Jet
- 150th Skin: Summer Shadow
- 200th Skin: Scarecrow Gemerl
Each skin often features new animations, themes (holiday, retro, futuristic), or special abilities.
🎨 Animation & Visual Overhauls
Sonic Speed Simulator is known for keeping its characters fresh with animation updates and texture overhauls. Noteworthy changes include:
- V2.27 Update: Grind Shoe Sonic, Adventure Sonic received complete reanimations.
- V2.36 Update (Superstars): Classic Sonic and variants updated with new textures and darker tan colors.
- V2.53 Update (Sonic Prime Pt. 2): Rusty Rose received a complete animation makeover.
- Quality of Life Update: Vector’s hoverboard animation replaced for smoother movement.
- Tuxedo Sonic: Introduced in v2.46 Trading Update with a polished Character Select animation.
🧠 Fun Facts & Trivia
- Most Requested Characters: Shadow and Knuckles were the most desired characters in a Twitter poll by Gamefam Studios.
- Invisible Espio: Initially visible in pre-release tests but made invisible in the final game.
- Idle Animations: Jewel Rush and other events introduced idles for Sonic, Rouge, Jet, Knuckles, and Amy variants.
- Animation Contributions: Many upgrades are thanks to Strike, the lead animator behind recent updates.
🔥 Highlighted Skins from A–Z (Examples)
Here’s a sampling of standout skins across the catalog:
- Adventure Sonic / Shadow / Tails
- Android Shadow (Various colors: Gold, Pink, Red, etc.)
- Classic Sonic / Tails / Knuckles / Amy
- Chrome Style Sonic / Rouge / Shadow
- Gold Racesuit Sonic / Shadow (Limited Editions)
- Holiday Classic Sonic / Shadow / Amy / Blaze
- Movie Sonic / Knuckles / Tails
- Riders Amy / Knuckles / Rouge / Shadow
- Luminosity Series: High-end glow-themed versions of all mainline characters
- Grim Reaper Metal Sonic – One of the most haunting, unique visual skins
- Phantom Rider Series – Themed outfits with mask variants

🏁 Final Thoughts
Sonic Speed Simulator is more than just a race game—it’s a celebration of Sonic’s legacy. With a constant rotation of new skins, animations, and character events, it encourages exploration, completionism, and community engagement. Whether you’re chasing down the elusive Super Sonic or collecting every Classic variant, the character system in Sonic Speed Simulator makes the game endlessly rewarding.
Keep an eye on new updates and events, as the developers consistently drop fresh content and reworks for fan-favorite characters. If you’re a Sonic fan—or just love collecting—this is the Roblox game to keep playing!