Sonic & Knuckles Collection

Sonic & Knuckles Collection consists of three video games: Sonic the Hedgehog 3, Sonic & Knuckles, and Sonic 3 & Knuckles. Sonic the Hedgehog 3 contains the first six levels of Sonic 3 & Knuckles, while Sonic & Knuckles contains the last six.

Sonic the Hedgehog 3

 * Angel Island Zone
 * Hydrocity Zone
 * Marble Garden Zone
 * Carnival Night Zone
 * Ice Cap Zone
 * Launch Base Zone

Sonic & Knuckles

 * Mushroom Hill Zone
 * Flying Battery Zone
 * Sandopolis Zone
 * Lava Reef Zone
 * Hidden Palace Zone
 * Sky Sanctuary Zone
 * Death Egg Zone