Top similar games like Cepheus Protocol:

Fallen Region is a third-person survival sandbox game in an open, post-apocalyptic world.

LifeZ - Survival is a third-person sandbox-survival game. Build your hideout, search for water and food, mine resources and fight against zombies and finally find ways to contact the outside world and leave Catastrophie Area.

You'll play as a survivor in a world overrun by zombies. Explore and interact with other survivors, making tough choices about whether to help or exploit them. Defend against zombies, collect resources, craft, and fortify your shelter. Use strategy to escape this world and return to safety.

Colony Survival is a unique first-person strategy game developed by a two-man team. Build your own colony in a voxel world. Command guards, farmers, miners and other colonists. Defend your colony against the horde of monsters that attacks every night!

Make your stand against the collapse of society in the ultimate zombie survival-fantasy game. Explore an open world full of dangers and opportunities that respond to your every decision. Recruit a community of playable survivors, each with their own unique skills and talents.

Modern-warfare RTS/sandbox game inspired by the real conflicts in the Middle East. Fight a counter-insurgency war, protect the civilian population, casevac your wounded and decide how the world sees your struggle. And remember - no one gets left behind.

After Long Night is a sandbox survival RTS. Build and fortify your base, scavenge every corner for vital resources, craft deadly weapons, and raise a militia to fight off relentless zombie hordes that strike every night. In this world, scavenging isn't just survival—it's strategy, power and war.

Dead State is a narrative-driven survival RPG set at the dawn of the undead apocalypse. Drawing inspiration from classic RPGs like Fallout, X-Com, and Suikoden, Dead State combines strategic, turn-based combat with base building mechanics, character creation, and social management.

The island of Eden-Nadir, has fallen to a vicious mind consuming fungal parasite. Fight through the ashes of humanity to track down the truth behind the infection as one of four playable survivors before the outbreak spreads throughout the world.

MIST SURVIVAL is a Single-player, survival stealth sandbox game Players will experience the Apocalypse stimulation in the form of virus pandemic, the players have to deal with it to survive through the difficulties such as finding shelter and food, threats from the environment and climate: wild animals, bandits, infected, and dense mist t

"Craft or die" It's up to you to decide. The solar eclipse will come 30 days later. Can you survive the raid of the day? The sandbox and survival crafting game where you can do everything you want.

Flesh Eaters is retro style single player RTS zombie survival game with resource gathering and crafting. Zombies are everywhere! You must gather resources to build barricades, upgrade weapons and armour and explore the city under the siege of the dead

Junk Survivor is a zombie post-apocalypse game where you loot, craft, build and farm in a struggle to survive. With a vast map to explore, a robust skillset to unlock this customizable sandbox awaits the adventurer. How long before you die!

The end is here. Life as you knew it has gone to hell after the mother of all zombie outbreaks. Now you and the few scattered survivors must band together to survive and rebuild in a 3rd-person action game set in a dynamic open world.

As the lone survivor of a passenger jet crash, you find yourself in a mysterious forest battling to stay alive against a society of cannibalistic mutants. Build, explore, survive in this terrifying first person survival horror simulator.

The dead have risen and civilization has fallen. Now it's up to you to gather survivors, scavenge for resources and build a community in a post-apocalyptic world – a world where you define what it means to survive in this ultimate zombie survival simulation.

Design and then improve the ultimate mothership. Explore a persistent living galaxy populated by 200 unique captains that can do everything you can do. Survive the zombie infection and then fight them back. Make allies and start your own faction. Build your empire. Also includes Sandbox Mode.

2D pixel style simulation business strategy game Build and operate your own survivor base, recruit and cultivate various professional combatants. Clear zombie strongholds, reduce regional infections, survive in the apocalypse, and establish your own power.

Fight, build, explore, survive, while the dynamic player-caused hazardous fog is slowly changing the rules of the world around you.

Dead Earth is an open world survival game, choose what you want to do in this world, build a small base, hunt for food, survive and explore the open world, play the game your way, ohh... and try to stay off the menu.

They Are Billions is a Steampunk strategy game set on a post-apocalyptic planet. Build and defend colonies to survive against the billions of the infected that seek to annihilate the few remaining living humans. Can humanity survive after the zombie apocalypse?

It's one year after the collapse of civilization and self-centered hedge fund manager Joe Wheeler emerges from his specially constructed bunker in search of food. This is a huge open-world RPG where you have the freedom to play how you want - but your choices have consequences.

Here is a sandbox like no other. Create massive battles with absolutely no limits. Want to see 10,000 chickens fight an army of Romans?? Sure, why not. Want to see a company of WW2 U.S soldiers fight 11,000 Medieval soldiers?? There are simply no limits to the carnage you can achieve in UEBS.

《The Apocalypse》 is a low'poly style first person doomsday open world game. Survive in this world and build your own home

You ever played a Sandbox Survival Zombie RPG? You heard it right. In "Stay Alive: Apocalypse" we will offer you an indie zombie survival game which is in a sandbox, random generated world and presents RPG elements.

Embrace the Aloha Spirit to chill in your choice of safe & social PvE only servers or PvP only. Build with a quick craft and effortless building system. Take a killer risk into the jungle for greater rewards and endless exploration where you'll meet mutants and friendly vendors waiting to say Aloha.

"Kill Me If You Can" combines RPG, and construction for a survival defense against zombies. Explore by day for growth, and at night, build defenses against incoming zombies. With unique skills per character, control a team, not just one, for dynamic gameplay.