Sonic the Hedgehog platforming of the main levels. The 16-bit "Sonic the Hedgehog " consisted of a giant rotating maze, which many considered a major technical achievement. The most common special stages, however, were segments with the character running through a long tunnel to collect certain items. 3D "collect item" levels, as in "Sonic 3" and "Sonic & Knuckles", used the same perspective but had Sonic collecting all the blue-colored orbs on the surface of a giant sphere. Finally, "Sonic Advance 2" employed a 3D ring-collecting stage, and "Sonic Chaos" ("Sonic and Tails" in Japan) used a variety of gimmicks for its levels.
Sonic the Hedgehog (8-bit video game) was used as a basis for Tails' theme in "Sonic Adventure". Sonic the Hedgehog (8-bit video game) The premise and story of the 8-bit "Sonic" are identical to that of the Genesis game: as the anthropomorphic hedgehog Sonic, the player must race through levels to rescue the imprisoned animals Doctor Robotnik plots to turn into robots. Gameplay is similar too: Sonic collects rings while avoiding obstacles, but is paced slightly slower as the 8-bit version focuses more on exploration. While some level themes, such as Green Hill Zone, are borrowed from the Genesis game, others are original. It also features