Editing Sonic the Hedgehog 3 (section)

==Plot==
After Sonic and Tails defeat Dr. Robotnik in ''[[Sonic the Hedgehog 2]]'', Robotnik's space station, the [[Death Egg]], crash-lands on the floating Angel Island. The impact from the Death Egg's crash causes the island to fall into the ocean. There, Robotnik meets Knuckles the Echidna, the last member of an ancient echidna civilization that once inhabited the island. Knuckles is the guardian of the [[Master Emerald]], which grants the island its levitation power and has an equal power level of the 7 [[Chaos Emeralds]].<ref name="m4">''Sonic the Hedgehog 3'' (Genesis) instruction manual, p. 4.</ref> Robotnik dupes Knuckles into believing Sonic is trying to steal the Master Emerald, and that the launch base  is Sonic's base, turning the two against each other while he repairs the Death Egg.<ref name="Official Play Guide">{{cite book|last1=Hill|first1=Simon|title=Sonic 3 Official Play Guide|date=1994|publisher=Titan|location=London|isbn=978-1-8528-6567-2}}</ref>

Sonic and Tails approach Angel Island in their [[biplane]], the Tornado. Sonic uses the [[Chaos Emeralds]] to transform into [[Sonic the Hedgehog#Super transformation|Super Sonic]], but Knuckles ambushes him and steals the emeralds.<ref name="m4" /> Sonic and Tails travel the island hindered by Knuckles and Robotnik.<ref name="Official Play Guide"/> At the Launch Base, where the Death Egg is under repair, Sonic and Tails fight Knuckles, but the Death Egg relaunches. On a platform attached to the Death Egg, they defeat Robotnik, causing the Death Egg to crash-land on Angel Island again. The story resumes in ''[[Sonic & Knuckles]]''.<ref name="Official Play Guide"/><ref>{{cite book|title=Sonic & Knuckles (Mega Drive) instruction manual|date=1994|publisher=Sega|page=5|edition=PAL}}</ref><ref>{{cite video game|title=Sonic & Knuckles|platform=Genesis/Mega Drive|developer=Sonic Team|publisher=Sega|date=1994|scene=Main Menu}}</ref>