Games like Extinction Day

Good day traveler! I see that you are new to the lands of Spero, located within the Western realm of Avalon. Please allow me to be your humble guide as you take your first steps towards taming these lands and conquering your foes! Did they hand you a brochure at the gate when you first came in? No? Well then, my sincerest apologies, please let my good friend Steam Guide help you get up to speed. I…

"Plague Inc: Evolved" is a strategy simulation game where you create and evolve a deadly global plague to bring about the end of human history. With realistic infection models, it has been recognized by the CDC for its engaging approach to public health topics. The evolved version includes new features like user-generated content support, improved graphics, and 10 different disease types to master.

"Terraformers" is a single-player Science Fiction Turn Based Strategy game with fantastic mechanics, stellar visuals, and a phenomenal soundtrack. You terraform a procedurally generated planet, discovering resources, building cities, and engineering the environment through unique life forms and geological manipulations. With randomly proposed project cards and different growth strategies, each playthrough offers a very replayable and unique atmosphere, although it can be quite grinding.

"Quarantine" is a single-player Science Fiction Shooter game with approximately 7 hours of playtime. Players must find a cure for a deadly pandemic as they recruit a team of specialists and deploy them on worldwide missions. The game features turn-based strategy gameplay, with a focus on researching the contagion, upgrading technology, and quarantining the outbreak to save the world.

OBSERVE - Program AI Nations, Dominate the Leaderboards Program your own AI countries and watch them battle for world supremacy! Observe is the ultimate sandbox where YOU create the intelligence behind entire civilizations, then compete against other players' creations on global leaderboards. Climb the Competitive LeaderboardsYour AI strategies are automatically tested against challenging scen…

Undead Onslaught is a fast-paced Bullet Heaven Roguelike where you play as a villainous warlord harnessing dark magic to crush the forces of light. Evolve your abilities, wield legendary weapons, and lead an army of darkness in high-octane battles. Shape your path through a brutal world as you rise to challenge the celestial order.

"Warlock: Master of the Arcane" is a turn-based strategy game where players step into the role of a powerful mage seeking to build an empire, expand borders, and conquer enemies. The game features a variety of spells, units, and research options, allowing for multiple strategies to achieve victory. The Complete Collection includes additional content such as "Armageddon," "Return of the Elves," "Master of Artifacts," "Power of the Serpent," and "Powerful Lords."

"Attack on Toys" is a 3rd-person shooter game with real-time strategy elements, where you command an army of toy soldiers and battle against other toys. The game features a toy-box for customization, unlimited wave survival modes, and supports Steam Workshop for community created content. You can build your army with various units, including tanks, helicopters, and mechs to defeat the enemy toys and protect your HQ.

Gratuitous Space Battles is a real-time strategy game that focuses on space combat. Players design their own fleets, choosing ship types and customizing weapons, and then watch as their fleets battle it out in epic space battles. The game features a variety of enemies, upgrades, and customization options to keep strategy enthusiasts engaged.

A plague of undead creatures threatens to overwhelm the land and with the fall of each town to the Blight, more walking dead rise and the zombie apocalypse draws nearer. Innovative turn based single player, slow-real-time co-op multiplayer!