Yo guys i beaten Bowser (first time),Sigma (first time),Metal Sonic (first time),Eggman (first time),Dynamo (first time),Shadow (brainwashed first time),Bowser (second time),Sigma (second time) and finally eggman (second time) without dying if any of you guys tried to defeat sigma and other bosses let me know those boss are the hardest but i've beaten them.