1.0 link Rainbow Dash Network http://rainbowdash.net/ naa http://rainbowdash.net/naa http://rainbowdash.net/notice/486983 @<span class="vcard"><a href="http://rainbowdash.net/user/3360" class="url"><span class="fn nickname">pawnheart</span></a></span> Just Sonic and Knuckles on its own, though if you own Sonic and Knuckles as well as 2 and 3 on Xbox Live Arcade you can link them up, unlike Mega Collection (any platform) which in the many years I've owned it I've never figured out to do, if you can at all :/