Dive deep into the extensive lore and exhaustive detail of each game in Sonic's ever-expanding universe - from the beloved SEGA Genesis to the most bleeding-edge video game consoles.This tome leaves no stone unturned, showcasing in-depth looks at the characters, settings, and stories from each exciting installment!This special deluxe edition includes: An exclusive mosaic cover, a slipcase featuring gold foil 'Ring' treatment, a folio housing two archival gallery prints of Sonic and Dr. Eggman. Dark Horse Books and SEGA present the Sonic the Hedgehog Encyclo-Speed-ia - a must-have volume for any fan of Sonic, young or old!