All six episodes of Knuckles are now streaming on Paramount+. The Sonic the Hedgehog spin-off features the fiery red echidna (voiced ... Sonic the Hedgehog 2, are stamped with a PG rating.

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But I'd promised to accompany Bobby to the long-anticipated "Sonic the Hedgehog 2," and I wanted to know ... too," my popcorn-munching child observed. Knuckles the Echidna also appears, voiced ...