Metal Sonic in Sonic 3 & Knuckles replaces Sonic with Metal Sonic from Sonic CD, you can no longer choose from the numerous playstyles but Metal has his own abilities such as use of the elemental sheilds and a boost. Metal Sonic must save Angel [...]
Metal Sonic in Sonic the Hedgehog 2 swaps Sonic out for Metal Sonic from Sonic CD, you can choose between the Original moveset, Sonic CD, or the 2011 remaster moveset from Christian Whitehead’s port of Sonic CD Metal will once show Robotnik [...]
Dr.Robotnik has built an advanced army of badniks to search for the Chaos Emeralds, and it's up to Metal Sonic to find the emeralds before them by destroying everything in his way to show Robotnik he shouldn't be replaced.
