Sonic is undoubtedly the one character who is synonymous with the Genesis. He was born there, and his four games were responsible for making Sega the powerhouse it was during thr 16-bit era. His final true Genesis outing (no, Sonic 3D Blast doesn't count!) was Sonic & Knuckles, which boasted some cool lock-on powers that added more gameplay to each of the previous games. Of all of them, perhaps its interaction with Sonic 3 is most memorable, or at least it is to staff writer Vince Thornburg. In the latest installment of Double Take, Vince reminds us just how awesome it was to link up the two cartridges and behold all the hedgehog goodness contained therein. Check it out!