Sonic 3 is just around the corner ... Idris Elba's red echidna Knuckles begins to throw a punch at Shadow. But Shadow catches Knuckles's fist, and we really start to see his full power as the ...

Sonic may be all lightning-fast quips and even quicker action, but the Knuckles spin-off TV show packs a different kind of punch ... trial run for Sonic 3 – and the series can’t help but ...