The final showdown for the fate of the digital realm is here! 'Spark of Life' Part Four: It's pandemonium aplenty in this conclusion to the stunning 'Spark of Life' story arc! Who, or what, is Phage? Introductions aren't necessary; she's creating havoc for our heroes anyway! Tails and Big-menaced by badniks and Dark Gaia Monsters alike! A Chaos Emerald, about to fall into enemy hands! Nicole, on the brink of deletion! Will Sally sacrifice it all to save her friends and the world? Featuring cover art from Sonic comic artist extraordinaire Tracy Yardley, and a special SEGA-art Tails variant cover!