Single-player games like Ghost Trap: Underworld
Below are 8 single-player Steam games similar to Ghost Trap: Underworld, 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 Ghost Trap: Underworld page.
Ranked picks
- 1

Primal Planet
Single-player alternative to Ghost Trap: Underworld — playable solo, no multiplayer required. Shares Action and Indie with Ghost Trap: Underworld.
Unveil a heartfelt story of family, dinosaurs, and UFOs! Craft, upgrade, and survive in a realm of primeval predators, savage tribes and... ancient aliens. Rise from a humble cave dweller to the planet’s last hope — alone or in local co-op. Welcome to the dinovania!
- 2

HAAK
Single-player alternative to Ghost Trap: Underworld — playable solo, no multiplayer required. Shares Action and Indie with Ghost Trap: Underworld.
HAAK is a Metroidvania-Platformer. As the mysterious wanderer Haak, you embarked on an epic expedition across the vast cyber-wasteland to find your lost brother. Explore deserted cities and metro, refine your weapons and hack skills, and uncover the secrets behind metal and dust.
- 3

Pipistrello and the Cursed Yoyo
Single-player alternative to Ghost Trap: Underworld — playable solo, no multiplayer required. Shares Action and Indie with Ghost Trap: Underworld.
Are you ready for the first Yoyovania?! In this 2D top-down adventure you'll explore a sprawling urban landscape, reinterpreting your surroundings through your mastery of yoyo tricks. Navigate the city's many districts, fight rival crime bosses, and regain the influence of the Pipistrello family!
- 4

Super Dangerous Dungeons
Single-player alternative to Ghost Trap: Underworld — playable solo, no multiplayer required. Shares Action and Indie with Ghost Trap: Underworld.
Guide Timmy the treasure hunter through dangerous dungeons in search of the legendary treasure!
- 5

Astalon: Tears of the Earth
Single-player alternative to Ghost Trap: Underworld — playable solo, no multiplayer required. Shares Action and Adventure with Ghost Trap: Underworld.
Uphold your pact with the Titan of Death, Epimetheus! Fight, climb and solve your way through a twisted tower as three unique adventurers, on a mission to save their village from impending doom!
- 6

Lone Fungus
Single-player alternative to Ghost Trap: Underworld — playable solo, no multiplayer required. Shares Action and Indie with Ghost Trap: Underworld.
A handcrafted open-world platformer set in a world built by Mushrooms! Explore different locations filled with secrets, acquire new abilities and use those abilities to reach new places!
- 7

Lone Fungus: Melody of Spores
Single-player alternative to Ghost Trap: Underworld — playable solo, no multiplayer required. Shares Action and Indie with Ghost Trap: Underworld.
Embark on a heartfelt Mushroomvania adventure through a vast and dense interconnected world! It's like a mix of retro and modern classics!
- 8

F.I.S.T.: Forged In Shadow Torch
Single-player alternative to Ghost Trap: Underworld — playable solo, no multiplayer required. Shares Action and Indie with Ghost Trap: Underworld.
F.I.S.T.: Forged In Shadow Torch is a Metroidvania action game featuring exploration, intense combat and challenging platforming.