![](https://pbs.twimg.com/profile_images/1410691708543701000/43bj2KN9.png)
It's been 27 years since Sonic & Knuckles made history with its incredible Lock-On Technology!
🔵🟠🔴💨
Did you get all the Chaos Emeralds AND Super Emeralds with Sonic The Hedgehog 3 locked on?#SEGAForever #Sonic30th pic.twitter.com/JCRaf6TtCI
— SEGA Forever (@SEGAForever) October 18, 2021