The Sonic & Knuckles Collection is an arcade-style adventure game part of the Sonic the Hedgehog Series, published by Xplosiv for PC. It offers party & compilation elements alongside action & adventure gameplay. The game comes in a jewel case and includes an installation guide for easy setup on your computer. Enjoy classic Sonic the Hedgehog action with this collection featuring Sonic & Knuckles and other exciting titles in the series.