Sonic the Hedgehog, Vol. 18: Extreme Competition

The action-packed saga continues as Sonic and the gang take on the Extreme Gear races and encounter a mysterious contender: the Phantom Rider. On your marks! Get set! RACE! Welcome, Extreme Gear fans, to the qualifier for the Clean Sweepstakes race around the world, sponsored by the Restoration and Clean Sweep Inc.! And look at the starting line! It's Sonic, Tails, Amy, Surge, Kit, the Diamond Cutters, and the Babylon Rogues! Hold on to your tails because we're in for one heck of a race! But there's drama on the track! As Tails and Amy go to investigate a mystery of their own, only Sonic is left to answer the question, who is the Phantom Rider?! Then in two one-shots Sonic and pals are getting into the vacation spirit. The Winter special brings holiday fun, food, and plenty of snow! But when Dr. Eggman's robots start making trouble, the gang find themselves in a real Winter Jam! But soon after Spring has sprung! The flowers are in bloom, and so is trouble! When Sonic, Tails, and friends try to take some downtime, they run into a mystery that's spring broken! A seasonal whodunit in the Sonic style!

Also collects Spring Broken, and Sonic's Winter Jam one-shot.