Top similar games like Flee the fallen:

BUTCHER is a fast-paced, blood-soaked 2D shooter where carnage is the only way forward. Become a ruthless cyborg tasked with eradicating humanity, leaving nothing but blood, guts, and destruction in your wake. There's no such thing as too much violence in this grim, retro-styled gorefest.

Post soviet zombies - is an action shooter with a top view, in which you have to get out of the virus infected post-Soviet city for one of the four unique characters. On the way you will meet a variety of zombies, military, marauders and people who need your help in 1993.

This is a zombie shooting game, shooting zombies can help you relieve pressure, bring happiness.

Travel by train through a dying world. Look after your passengers, keep your train operational, and make sure you can always reach the next station. Make your way through swarms of infected at each station. Explore mysterious and abandoned stations looking for supplies and survivors.

In Subway Outbreak, defend and rebuild your metro station against mutant hordes in this pixel strategy game. Manage tasks like fortifying defenses, launching assaults, and gathering resources to survive 30 days of increasingly fierce attacks. Lose by death or generator destruction.

HATEFUL CONDUCT: ERR404 is a explosive side-scrolling shooter that knows no mercy and forgives no mistakes. You are a mysterious anti-hero, forced to act swiftly and ruthlessly to carve your path to the truth.

DEADBOLT is an extremely challenging stealth-action hybrid that allows you to take control of the reaper to quell the recent undead uprising.

MO: Astray is a pixel art, side-scrolling, action-platformer. Lead MO through mind-bending puzzles using special abilities. Bizarre enemies, threatening traps and ingenious level designs await.

All that's left is you, the endless swarm of zombies, and the beer they stole. Shoot every rotten scoundrel in your path and bring back the coveted drink, which is a pleasure to while away the days of a fading future!

Witchbane is a pixelart retro-styled 2D action platformer where you must survive through distinct levels filled with monsters, demons, and witches. Use insanity to see that which lies just beyond the veil, use the weapons found throughout alongside your sword, and end the nightmare once and for all.

Master tactical sword fighting combat, or discover ways to avoid bloodshed. A journey that trusts you from beginning to end.

In this 2D Survival-Horror, you switch between two protagonists as you advance through the story: Neo, a man lost in his own mind, trying to survive an endless nightmare, and Lavina, a loyal friend who will do anything to try to save him.

Axizon Labs: Zombies is a 2D Sci-Fi themed Platform Zombie Shooter Game based on the story of the sudden outbreak of ZMB Virus which affected 30% of the population around the world.

Play as a lone survivor in a creepy mansion overrun by zombies. Fight, solve puzzles, and hide to stay alive. Created by a single developer, this passion project promises a top-tier horror experience.

Explore a beautiful yet hostile post-apocalyptic world in this pixel-art action-adventure. Leave your bunker, battle mutated creatures, gather resources, upgrade your gear, and push deeper into dangerous new biomes.

Control "The Nerd" in a retro-inspired action platformer! It's two games in one, remixed and rebalanced to bring you the ultimate experience of Nerd Rage. Featuring stylized pixel art inspired by classic games, a highly energetic soundtrack, and challenging levels -- plus a special NEW chapter!

You will have to survive among hundreds of monsters thanks to your weapons and accuracy. The monsters have completely lost their fear! They have made a real mayhem, hunting down living people and destroying them. It's time to stop this and put everything back in its place!

World War III is over, the world's infested with mutants and your supplies are running out. Fight your way down this damned hotel, from your penthouse on top to the first floor. Craft weapons, search for food and reach the exit. Otherwise you'll be torn apart, starve to death or maybe both...

"Cyber Bay" is a 2D rhythm action roguelike in which the player takes on the role of the last surviving human fighting against a zombie apocalypse caused by artificial intelligence. The player's main objective is to survive, fight zombies, and find ways to destroy the AI.

Scrapocalypse is an open-world survival RPG set in a harsh post-apocalyptic desert wasteland. The year is 2150. You are a lone scavenger, covered in dust and driven by survival instinct. Roam the ruins of a decaying world, gather resources, craft tools and weapons, battle mutated and the infected.

Synzas is a fast-paced action platformer built around one-hit kills. Switch between different Synzas abilities under a strict time limit, using execution, stealth, control, and precise platforming to clear deadly stages and uncover the truth behind Synzas in a dark, retro-futurist pixel-art world.

Yui Tui is a 2D Platform Action game where Yako, the protector of the island, has been assigned to eliminate the enemies who infiltrated the island with an intention of ruling over it.

SUPERZGUN is a 2D survival horror game set in a post-apocalyptic world claimed by the undead.Shoot your way through waves of swarming zeds and upgrade your gear to outlast the Horde.

Cleanse the infected in Plague of Yamorn, a 2D metroidvania. Explore the ruined town of Yamorn and uncover the secrets behind its downfall. Find and craft new equipment, offensive and defensive items. Exploit the plagues empowering properties to gain new powers and abilities.

NEO-INDUSTRIAL URBAN COMBAT IN THE ALTERNATIVE MILLENNIUM.

Slay grim cultists, infernal minions, and nightmarish creatures in this dark and bloody retro-inspired action platformer. Uncover secrets, acquire powerful artifacts, and face challenging bosses in the Haunted Lands.

Gravethorn is a 2D platformer that combines soulslike and metroidvania elements with deep storytelling. The story follows an Inquisitor who has lost his memory, searching for his forgotten past along with his regrets.

A toxic waste spill finds its way into the water supply, causing the recently deceased to rise from their graves. Now it's up to you to blast your way through the hordes of undead if you're going to escape the city. On the way to your rescue, you'll search stores and houses for supplies, and trade with other survivors.

White Ash Nightfall is a 2D pixel-art side-scrolling horror adventure. As Tyler, a man who lost his memory, you must survive until dawn in Forest River, uncover dark secrets, and face monstrous threats.

Action-packed stories of 3 different guys who kill people to get to a briefcase with supposed wealth. The question is which of them will get it, will it solve their problems, which of them will die and what is in the briefcase?

Enjoy the nuclear apocalypse embodied by two idiots with TRESPASSERS! The fast paced shoot 'em up with some RPG flavour that let’s you enjoy that frantic button smashing vibe you are missing from the arcade machines.

In this game you have to fight your way through hordes of zombies in search of a safe place.

A brand-new side-scrolling entry to the NINJA GAIDEN series from the team behind Blasphemous, NINJA GAIDEN: Ragebound redefines the classic platformer saga in a spectacular, thrilling and challenging ninja adventure.