Knuckles the Echidna Finally, some action! Knuckles the Echidna He is much more impressive than the hedgehog I fought previously. [Sonic: [annoyed] Dude, I'm standing right here.] Knuckles the Echidna He does look like a Pokémon! [Tails looks annoyed as Knuckles mimics the impression of Pikachu] Pika-Pika! Ha!