A landscape of rolling hills with a sinister greenish glint.

An alien with deer-like head and ears in a gloomy setting.

A computer-generated image of a sinister-looking humanoid alien against a mechanical background.

A hazy desert with tall towers of rock rising from a shallow green sea.

Two giant buildings loom out of a misty, greenish haze.

A futuristic industrial complex stands in front of some towering rock formations.

A futuristic tracked vehicle drives through an alien landscape.

Two armored soldiers confront a heavily-armed alien in an urban slum.

Two giant buildings loom out of a hazy sunrise sky.

A spacecraft descends from a sunset sky towards a broad river.

A woman holding a gun advances down a dimly-lit corridor, while a sinister alien watches.

A futuristic base on a harsh and unwelcoming alien world.