Up Arrow & Down Arrow - Move Up & Down [ SPACE ] - Parry (Drain your rings really quick) Don't let your rings get to zero. destroy the 20 rockets to move onto the second phase. Once you do that parry the egg rockets to damage the massive robot. Avoid his lasers.
All mentions of Sonic characters are rightfully owned by SEGA. Final boss theme is also produced by the composers over at SEGA.