Single-player games like NightmareZ
Below are 12 single-player Steam games similar to NightmareZ, 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 NightmareZ page.
Ranked picks
- 1
Super Strawberry Man
Single-player alternative to NightmareZ — playable solo, no multiplayer required. Shares Action and Indie with NightmareZ.
Super Strawberry Man is a 2D Old-school Action Platformer based on the biography of Strawberry man whose mission is to reinstate peace in the Fruitis City.
- 2
Mission XAM
Single-player alternative to NightmareZ — playable solo, no multiplayer required. Shares Action and Indie with NightmareZ.
Mission XAM is a 2d Action game based on the war which broke out between the US Military forces and XAM Terrorists.
- 3
Smash Halloween Pumpkins: The Challenge
Single-player alternative to NightmareZ — playable solo, no multiplayer required. Shares Action and Indie with NightmareZ.
Smash Halloween Pumpkins: The Challenge is a 2D Old School Action Platformer in which the mission of the player is to smash as many pumpkins as possible.
- 4
The Mystery of Devils House
Single-player alternative to NightmareZ — playable solo, no multiplayer required. Shares Action and Indie with NightmareZ.
The Mystery of Devil's House is a 2D Horror Action Platformer based on the story of the Haunted house called William's House located in Massachusetts investigated by The Ghostbuster Crew: International.
- 5
Keatz: The Lonely Bird
Single-player alternative to NightmareZ — playable solo, no multiplayer required. Shares Action and Indie with NightmareZ.
Keatz -The Lonely Bird is a 2D Old School action platformer which is based on the story of the lonely bird, abandoned by the society. The Government of Heavens, a country of birds, suddenly and unexpectedly decide to eliminate all the flightless birds from the country by any means necessary.
- 6
Downwell
Single-player alternative to NightmareZ — playable solo, no multiplayer required. Shares Action and Indie with NightmareZ.
Downwell is a curious game about a young person venturing down a well in search of untold treasures with only his Gunboots to protect him.
- 7
Cave Story+
Single-player alternative to NightmareZ — playable solo, no multiplayer required. Shares Action and Indie with NightmareZ.
Run, jump, shoot, fly and explore your way through a massive action-adventure reminiscent of classic 8- and 16-bit games.
- 8
Castle In The Darkness
Single-player alternative to NightmareZ — playable solo, no multiplayer required. Shares Action and Indie with NightmareZ.
Castle In The Darkness is a fun and challenging shout out to the early days of video games! It's an action exploration platformer with some RPG elements, much like games from the Castlevania or Metroid series. It's super fast-paced, challenging, and full of secrets!
- 9
Fear Half Factor
Single-player alternative to NightmareZ — playable solo, no multiplayer required. Shares Indie with NightmareZ.
Fear Half Factor is a 2D Casual Runner Game where you play as a villain whose mission is to rule over the world by converting the innocent human beings into Evil Ghosts.
- 10
Captain The Runner
Single-player alternative to NightmareZ — playable solo, no multiplayer required. Shares Indie with NightmareZ.
Captain The Runner is an endless runner game based on retro graphics, where the player must avoid colliding with the cars, buses, spaceships, water bodies and much more.
- 11
The Christmas Gifts
Single-player alternative to NightmareZ — playable solo, no multiplayer required. Shares Action and Indie with NightmareZ.
The Christmas Gifts is a 2D Old School Christmas Themed Action Platformer based on the story of a boy named Kim who is in search of his gifts which got stolen from his garden.
- 12
Zack Y
Single-player alternative to NightmareZ — playable solo, no multiplayer required. Shares Action and Indie with NightmareZ.
Zack Y is a 2D Old School Scifi themed platform action game based on the story of the Alien called Zack Y whose mission is to rule over the Earth.