Comments10 Fact Core: Space Core will never go into space. (Power-Up Mis-Hap 3) NomadMusik August 27, 2012 User blog:NomadMusik Cameo by Space Core. Silver's text box was intentionally small. So Robotnic couldn't hear him. Anyway... The Mystical Forest Zone for Background and Silver Sprite. Spriter's Resource for Sonic sprite (and Robotnik's head). Me for Space Core. Related Categories Category: Blog posts