This is the first form of Iblis, the big baddie 𝕴of next-gen Sonic. In fact, the story involves Sonic himself becoming the 'Iblis Trigger', which is such a bad thing that Silver the Hedgehog has turned up to stop Sonic before badness ensues.🔴 We expect the two 'hogs to eventually put aside their differences and overcome this fearsome-looking four-armed troublemaker.

Above: If this is just his first form, we'd hate to see him when he's angry