Sonic and Knuckles with Sonic 3 is the video game Sega designers always envisioned when Sonic 3 was originally released. This game is packed with 14 zones, 3 playable characters, the Super Emerald quests, and even the Hyper/Super transformations of Sonic, Tails, and Knuckles.

Play as Knuckles and combine it with the gameplay of Sonic the Hedgehog 3 for a more grandeur adventure! Complete dozens of levels in Sonic & Knuckles + Sonic the Hedgehog 3! Find hidden areas, collect secret emeralds and unlock character secrets!

Sonic 3 & Knuckles is a game that results when Sonic 3 is locked-on to Sonic & Knuckles via Lock-On Technology. It acts as one large combined game and all the levels from Sonic 3 and Sonic & Knuckles become available.

Sonic 3 & Knuckles is a side-scrolling 2D platforming video game, which plays identical to Sonic the Hedgehog 3 and Sonic & Knuckles, being the full version. Players can control Sonic , Tails and Knuckles , each with their own abilities.

Sonic 3 & Knuckles combines the best elements of both Sonic the Hedgehog 3 and Sonic & Knuckles into one continuous, expanded adventure, thanks to the innovative lock-on technology unique to the Sega Genesis.

Feb 2, 1994 · "Sonic the Hedgehog 3 is a 1994 platform game developed and published by Sega. Like previous Sonic games, players traverse side-scrolling levels at high speeds while collecting rings and defeating enemies."

Play SEGA GENESIS Sonic 3 & Knuckles: Master Edition Retro Game Online for free in your browser

Sonic & Knuckles features "lock-on technology" that allows players to open the hatch on the cartridge and insert a second cartridge. When Sonic 3 is inserted, the player can play through both games as one, Sonic 3 & Knuckles.

Play Sonic & Knuckles + Sonic the Hedgehog 3 emulator game online in the highest quality available. Sonic & Knuckles + Sonic the Hedgehog 3 is a Sega Genesis game that you can enjoy on Play Emulator. This SEGA game is the US English version that works in all modern web browsers without downloading.

Sonic and Knuckles & Sonic 3 plays as a 2D side-scrolling platformer. The gameplay centers around Sonic's ability to run at high speed through levels that include springs, slopes, high falls, and loop-the-loops.