Single-player games like Nightmare: The Lunatic
Below are 12 single-player Steam games similar to Nightmare: The Lunatic, 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 Nightmare: The Lunatic page.
Ranked picks
- 1
Trinity Fusion
Single-player alternative to Nightmare: The Lunatic — playable solo, no multiplayer required. Shares Action and Indie with Nightmare: The Lunatic.
Three fractured realities. One collapsing multiverse. Fast, fluid combat in a dark sci-fi Roguevania where each run begins in a separate universe — then lets you fuse your parallel selves, powers, and worlds to create brutal, ever-evolving builds.
- 2
Skul: The Hero Slayer
Single-player alternative to Nightmare: The Lunatic — playable solo, no multiplayer required. Shares Action and Indie with Nightmare: The Lunatic.
Guide 'Skul' on his quest to single-handedly take on the Imperial Army and rescue his King from captivity, in an action-packed rogue-lite 2D platformer for the ages.
- 3
Dead Cells
Single-player alternative to Nightmare: The Lunatic — playable solo, no multiplayer required. Shares Action and Indie with Nightmare: The Lunatic.
Dead Cells is a roguelite, metroidvania inspired, action-platformer. You'll explore a sprawling, ever-changing castle... assuming you’re able to fight your way past its keepers in 2D souls-lite combat. No checkpoints. Kill, die, learn, repeat.
- 4
Anomaly Agent
Single-player alternative to Nightmare: The Lunatic — playable solo, no multiplayer required. Shares Action and Indie with Nightmare: The Lunatic.
ANOMALY AGENT is a cyberpunk action-adventure featuring fluid combat, a time-bending story, quirky characters and a catchy synthwave soundtrack! Punch or shoot through mobs of enemies, impact the story with your choices and stop the anomalies before the world plunges into chaos!
- 5
Astral Ascent
Single-player alternative to Nightmare: The Lunatic — playable solo, no multiplayer required. Shares Action and Indie with Nightmare: The Lunatic.
Choose one of four heroes and explore the Garden, an astral prison guarded by 12 powerful mystical bosses: the Zodiacs. Challenge them with dozens of unique spells and faithful friends by your side to unfold the story of this platform roguelite with lightning fast combat.
- 6
Dunjungle
Single-player alternative to Nightmare: The Lunatic — playable solo, no multiplayer required. Shares Action and Indie with Nightmare: The Lunatic.
A 2d action-packed roguelite about a monkey hero protecting the jungle from the rise of a corruptive power. Explore ever-changing dungeons, fight weird enemies and gear up with lots of weapons and relics you can combine for a new experience every run. Explore, fight, die, and repeat!
- 7
Dreamscaper
Single-player alternative to Nightmare: The Lunatic — playable solo, no multiplayer required. Shares Action and Indie with Nightmare: The Lunatic.
By night, delve deep into your subconscious and discover powerful artifacts to conquer your nightmares. By day, explore the city of Redhaven and build relationships to unlock the power of your dreams. DREAM. DIE. WAKE. REPEAT.
- 8
Spell Disk
Single-player alternative to Nightmare: The Lunatic — playable solo, no multiplayer required. Shares Action and Indie with Nightmare: The Lunatic.
Build unique synergy spell combos to destroy the hordes of monsters and bosses in this rogue-lite action game.
- 9
The Binding of Isaac
Single-player alternative to Nightmare: The Lunatic — playable solo, no multiplayer required. Shares Action and Indie with Nightmare: The Lunatic.
Now 20% More Evil with the Free Halloween update!
- 10
Hades
Single-player alternative to Nightmare: The Lunatic — playable solo, no multiplayer required. Shares Action and Indie with Nightmare: The Lunatic.
Defy the god of the dead as you hack and slash out of the Underworld in this rogue-like dungeon crawler from the creators of Bastion, Transistor, and Pyre.
- 11
Spiritfall
Single-player alternative to Nightmare: The Lunatic — playable solo, no multiplayer required. Shares Action and Indie with Nightmare: The Lunatic.
Spiritfall is a fast-paced Action Roguelite with combat inspired by Platform Fighters. Slash, smash, launch, and wall-splat a multitude of enemies using an ever-changing arsenal of divine powers.
- 12
Metroidvania
Single-player alternative to Nightmare: The Lunatic — playable solo, no multiplayer required. Shares Action and Indie with Nightmare: The Lunatic.
Explore a dark pixel-art metroidvania filled with fast-paced combat, challenging bosses, hidden secrets, and rewarding exploration as you unlock new paths through a mysterious world.