IGN - Paramount revealed that Sonic the Hedgehog 3 is officially in development, over a month before Sonic the Hedgehog 2 hits theaters. They also announced a Knuckles series starring Idris Elba
Sonic Movie: IGN's review continues to prove to us Sonic fans that they are beyond a joke. : r/SonicTheHedgehog
Sonic the Hedgehog: The Movie - IGN
Sonic the Hedgehog 2 Mobile - IGN
Sonic the Hedgehog 3 [Reviews] - IGN
Sonic Prime Season 2 Review - IGN
Sonic the Hedgehog Movie Heading for a $40m+ Debut - IGN
IGN - The third film in the Sonic the Hedgehog franchise
Sonic the Hedgehog (film), Sonic Wiki Zone
Sonic the Hedgehog 2: The Movie Trailer Finally Reveals Knuckles and Tails - IGN
Sonic the Hedgehog 2's Biggest Easter Egg and Other References - IGN
Sonic the Hedgehog 2 Review - IGN