Shuttlebase: flying fortress resembling a space shuttle

Changerobo Jet Changer 1 (Dragon) + Helichanger 2 (Griffin, Mermaid) + Landchanger 3 (Pegasus, Phoenix) = Changerobo Armed with Blitzkrieg Sword (Super Thunderbolt, Swallow Reversal, Wind Wheel Cut), Changerobo Missile, Change Vulcans