Super Emerald Knuckles (by Cyaneworks) : r/SonicTheHedgehog
knuckles and the master emerald : r/SonicTheHedgehog
JOLLY J✨ on X: "HOLY SHIT. So, they're doing the Master Emerald storyline in #SonicMovie2 That's how Knuckles ties into all this. Bro, the Chaos Emeralds are coming! https://t.co/vXHmEqTCmw" / X
Knuckles plays Knuckles Emerald Hunt in Sonic Mania! - YouTube
Knuckles the Echidna - Wikipedia
Knuckles and Emerald by thenewkid007 on Newgrounds
Does the Master Emerald hinder Knuckles' potential as a character? - Sonic Chat - Sonic Stadium
Sonic The Hedgehog 2 Poster Teases Clash Over The Chaos Emerald