Sonic & Knuckles - Mainline Sonic Games - Sonic Stadium

Sonic & Knuckles arrived in the form of a very clever lock-on format cartridge, so that SEGA could continue their massive Sonic 3 saga. To get the most out of S&K, you of course need Sonic 3 but if you don't have it, SEGA has made it compatible with Sonic 1 and Sonic 2 as well. But on its

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