Single-player games like Planet in the Shadows
Below are 14 single-player Steam games similar to Planet in the Shadows, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Planet in the Shadows page.
Ranked picks
- 1

CRYPTARK
Single-player alternative to Planet in the Shadows — playable solo, no multiplayer required. Shares Indie and Adventure with Planet in the Shadows.
Cryptark is a 2D sci-fi shooter where you take on the role of a heavily armed privateer seeking to earn government contracts by boarding deadly alien space-hulks. It's up to you to strategize a plan of attack, pick an equipment loadout, and destroy the central core to be victorious.
- 2

Into the Emberlands
Single-player alternative to Planet in the Shadows — playable solo, no multiplayer required. Shares Indie and Adventure with Planet in the Shadows.
Venture out into the Emberlands and uncover an ever-changing world filled with surprising encounters and mystical creatures! Save villagers who got lost in the Miasma, collect resources and rebuild your village to create a safe haven for your people.
- 3

Dead in Antares
Single-player alternative to Planet in the Shadows — playable solo, no multiplayer required. Shares Indie and Adventure with Planet in the Shadows.
Dead in Antares is a turn-based survival management game with RPG elements, set on an alien planet. Lead a crew of survivors sent on a mission to save humanity. Manage their needs, strengthen their teamwork, and explore this mysterious world to find a way back home.
- 4

Cataclysm: Dark Days Ahead
Single-player alternative to Planet in the Shadows — playable solo, no multiplayer required. Shares Adventure with Planet in the Shadows.
The epitome of a modern traditional roguelike: with turn-based play and a RPG-like skill progression system, it hearkens back to some of the major aspects of this genre. This game has an incredible depth, with a deep inventory system, vehicles and boats, NPCs with their own stories, and more.
- 5

Unexplored
Single-player alternative to Planet in the Shadows — playable solo, no multiplayer required. Shares Indie and Adventure with Planet in the Shadows.
The ROGUELITE that feels like a ROGUELIKE. Praised for its fantastically generated dungeons, real-time combat and surprising amount of content and depth. One of the BEST GAMES OF THE YEAR according to PC Gamer and VICE Waypoint.
- 6

Dino Path Trail
Single-player alternative to Planet in the Shadows — playable solo, no multiplayer required. Shares Indie and Adventure with Planet in the Shadows.
Survive a Wild West where dinosaurs never went extinct. Fight off predators, outlaws, and the elements as you journey across deadly biomes to rescue your kidnapped sister. Hunt or be hunted in this ruthless survival roguelike.
- 7

Planetaries
Single-player alternative to Planet in the Shadows — playable solo, no multiplayer required. Shares Indie and Adventure with Planet in the Shadows.
Experience a vast Sci-fi open-world survival TD game set on a distant planet deep in the universe. Craft, build, mine, trade, explore, and survive in this alien world. Collect Data and defend against waves of enemies seeking to banish you. Enjoy the adventure in Singleplayer or Multiplayer.
- 8

Spelunky
Single-player alternative to Planet in the Shadows — playable solo, no multiplayer required. Shares Indie with Planet in the Shadows.
Spelunky is a unique platformer with randomized levels that offer a challenging new experience each time you play. Journey deep underground and explore fantastic places filled with all manner of monsters, traps, and treasure.
- 9

Way of Gold and Steel
Single-player alternative to Planet in the Shadows — playable solo, no multiplayer required. Shares Indie with Planet in the Shadows.
What is in the "Way of Gold and Steel" which makes it interesting? Main reason is the unusual gameplay style — combination of a real-time strategy (RTS) and a roguelike.
- 10

Vanilla Bagel: The Roguelike
Single-player alternative to Planet in the Shadows — playable solo, no multiplayer required. Shares Indie and Adventure with Planet in the Shadows.
Vanilla Bagel: The Roguelike is a mostly classic RPG/Roguelike with a vast game world. The game has dozens of dungeons and items, and hundreds of unique enemies. There is a great variety in magic, curses and item enchantments.
- 11

Autumn Night 3D Shooter
Single-player alternative to Planet in the Shadows — playable solo, no multiplayer required. Shares Indie with Planet in the Shadows.
A 3D shooter made in the spirit of the the 90s' FPSes. Atmospheric pixel graphics, fast-paced action, focus on pure gameplay, made using a software renderer written from scratch.
- 12

Daemonic Runner
Single-player alternative to Planet in the Shadows — playable solo, no multiplayer required. Shares Indie with Planet in the Shadows.
Grab a rusty sword, gain some momentum, and send everyone flying in this aggressive joust. Sweep your foes away like a hurricane and cross bottomless chasms with giant leaps.
- 13

Cubes and Knights
Single-player alternative to Planet in the Shadows — playable solo, no multiplayer required. Shares Indie and Adventure with Planet in the Shadows.
You are strong and huge, you have a heavy sword in your hands, and somewhere deep an ancient evil is hidden. The King himself sent you on a difficult campaign: to find the immortal enemy of all people. Find ancient artifacts and work your way through the labyrinths with steel and magic.
- 14

THE DEEPEST CASTLE
Single-player alternative to Planet in the Shadows — playable solo, no multiplayer required. Shares Indie and Adventure with Planet in the Shadows.
You are a mighty knight - how powerful your blows are! And in the very center of a vast forest lies a fortress filled with evil and black magic. There, they raise the dead and hide great artifacts. You decide to explore the fortress and see what the black magicians are hiding.