Aliens are beings who originate from other planets, whether it is from another star system or another galaxy. There are many species of aliens in the Teen Titans reality, all unique, and each different to each other. The planet known as Earth is reasonably frequently visited with such extra-terrestials, be they benevolent, hostile, or neutral.

Starfire

Blackfire

Wildfire

Argent

Val Yor

Galfore

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Gordanian