Aliens

Discover how to defend against Neptune’s hostile ecosystem. The inhabitants’ weaknesses are unique for every player and no amount of former knowledge will help you. See how far you can make it into the depths, before your equipment, or your knowledge fails you.

Explore alternate dimensions, fight interdimensional criminals, and solve crimes in this thrilling action platformer!

Why play shoot 'em ups one ship at a time? Launch them all at once! Unleash an entire armada of ships in Shoot 1UP!

This game contains adult content, including nudity and sexual depictions. It is not appropriate to play in workplaces, public spaces, or other places where others may be present.

Why are alien insectoids invading Earth in 2023? This narrative driven 2D shooter pits you against a seemingly hopeless battle against the invading Insectoids. How will you (and Earth) manage to survive? What hidden technological, historical, and spiritual secrets will you discover as a result?

Halo: Spartan Assault brings the excitement of Halo combat to Steam for the very first time. Battle your way through 30 action-packed missions against the Covenant as you explore the origin of the Spartan Ops program featured in Halo 4. *DirectX feature level 10 required. *

WE'RE NOT ALONE. HOW DO YOU FEEL? Take on the role of a news pundit in Impressions. Give your thoughts on the discovery of aliens to the people watching and shape the world's perception on the newly discovered aliens.

Aero Striker is a highly stylized action-packed flight combat simulator game that is intentionally designed to be easy to make it more enjoyable and less nerve-racking. The aim is to have fun making aliens explode while experiencing the sensation of flying. Let none of the evil aliens escape!

It’s a defense game where you create your own strategy, grow your units, and defend against enemies.

Save reality one mission at a time! A seemingly unimportant Void Scout gets thrown into the middle of an interdimensional war, as the only one who can prevent the Exoforms from consuming reality. Strategize, plan, and execute in a suspenseful tactical roguelike. Save the multiverse and die trying!

Real-time strategy battles in amazing sci-fi worlds! Command brave soldiers, mighty mechas and powerful aliens to face the greatest challenges in hostile alien worlds. The galaxy needs you!

Set in an anachronistic Western with multitude of characters and adventures to discover, Slap Village mixes up the past and the present time within a context full of humour and mystery. Immerse yourself in this wild adventure and find out about the story of Lurditas and her inseparable friend Rasta.