Optimus "Convoy, Orion Pax, Star Convoy, Battle Convoy" Prime

Henshin a go go baby! Transformation is a staple in many genres of anime, from fighting to magical girl. The sacred rule of transformation is that no other character is allowed is interrupt while you power up to your next form, so of course you want to make things spiffy with a henshin sequence.

This isn't Roswell and they aren't little green men, but anime is full of aliens who have come down from the stars above. Some are benevolent while others are malicious, and all will make the human race question their role in the universe.

Like all artforms, anime has been subject to censorship around the globe. The cases in this list, however, went beyond your typical TV edits and resulted in whole episodes or even full series being either banned by governments or withheld from broadcast due to outside pressure.