Single-player games like Gal Guardians: Demon Purge
Below are 19 single-player Steam games similar to Gal Guardians: Demon Purge, 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 Gal Guardians: Demon Purge page.
Ranked picks
- 1

Gal Guardians: Servants of the Dark
Single-player alternative to Gal Guardians: Demon Purge — playable solo, no multiplayer required. Shares Action and Adventure with Gal Guardians: Demon Purge.
Take control of the demon sisters Kirika and Masha as they attempt to revive their Demon Lord Maxim and rebuild their castle in this 2D action Metroidvania adventure!
- 2

Bloodstained: Ritual of the Night
Single-player alternative to Gal Guardians: Demon Purge — playable solo, no multiplayer required. Shares Action and Adventure with Gal Guardians: Demon Purge.
Bloodstained: Ritual of the Night is an exploration-focused, side-scroller action RPG by Koji Igarashi. Play as Miriam, an orphan scarred by an alchemist's curse that slowly crystallizes her body. Battle through a demon-infested castle and defeat its master to save yourself, and all of humanity!
- 3

Bloodstained: Curse of the Moon 2
Single-player alternative to Gal Guardians: Demon Purge — playable solo, no multiplayer required. Shares Action with Gal Guardians: Demon Purge.
Koji Igarashi and Inti Creates are back with more retro sword-and-whip action! Curse of the Moon 2 brings classic 2D action and a dark, 8-bit aesthetic together with modern playability.
- 4

Timespinner
Single-player alternative to Gal Guardians: Demon Purge — playable solo, no multiplayer required. Shares Action and Adventure with Gal Guardians: Demon Purge.
Travel back in time to change fate itself, in this beautifully crafted story-driven adventure, inspired by classic 90s action-platformers. Join timekeeper Lunais on her quest for revenge against the empire that killed her family, using time-bending powers to explore a vast, connected world.
- 5

30XX
Single-player alternative to Gal Guardians: Demon Purge — playable solo, no multiplayer required. Shares Action with Gal Guardians: Demon Purge.
Jump, shoot, and slash your way through 30XX, the roguelike action platformer you can play with a friend! Explore lush, ever-changing worlds that mix precise platforming with fevered combat. Destroy fearsome Guardians. Master unique Powers. Rediscover the thousand years we've lost.
- 6

Aeon Drive
Single-player alternative to Gal Guardians: Demon Purge — playable solo, no multiplayer required. Shares Action and Adventure with Gal Guardians: Demon Purge.
Rush through the cyberpunk landscapes of Neo Barcelona in Aeon Drive, an action-platformer with a speedrunning twist! Whether solo or in up to 4 player co-op, sprint and dash through many areas of the neon-infused city - and use your time and space-bending abilities to get ahead.
- 7

Abathor
Single-player alternative to Gal Guardians: Demon Purge — playable solo, no multiplayer required. Shares Action and Adventure with Gal Guardians: Demon Purge.
Abathor is a challenging 2D action platformer for solo play or up to 4 players. Embark on an epic 16-bit quest inspired by Golden Axe, Rastan, and Castlevania IV. Traverse Atlantis, battle demons, and defeat vicious bosses to save your progress! Enjoy an amazing OST from classic-era musicians!
- 8

Primal Planet
Single-player alternative to Gal Guardians: Demon Purge — playable solo, no multiplayer required. Shares Action and Adventure with Gal Guardians: Demon Purge.
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!
- 9

Metroidvania Maker
Single-player alternative to Gal Guardians: Demon Purge — playable solo, no multiplayer required. Shares Action and Adventure with Gal Guardians: Demon Purge.
Create, play, and share custom Metroidvania worlds with a built-in world editor, co-op play, and player-made adventures.
- 10

Mega Man Legacy Collection
Single-player alternative to Gal Guardians: Demon Purge — playable solo, no multiplayer required. Shares Action with Gal Guardians: Demon Purge.
Mega Man Legacy Collection is a celebration of the 8-bit history of Capcom’s iconic Blue Bomber featuring faithful reproductions of the series’ origins with the original six Mega Man games.
- 11

Gal*Gun: Double Peace
Single-player alternative to Gal Guardians: Demon Purge — playable solo, no multiplayer required. Shares Action and Adventure with Gal Guardians: Demon Purge.
A rail shooter, with a difference, replacing bullets with pheromone shots, and enemies with giddy love-obsessed school girls. Every love letter and advancing kiss drains your energy! Repel them while upgrading your power ups and take part in outrageously lewd mini-games to find your true love!
- 12

Blaster Master Zero
Single-player alternative to Gal Guardians: Demon Purge — playable solo, no multiplayer required. Shares Action with Gal Guardians: Demon Purge.
Mutant scum never learn! Blaster Master Zero makes its Steam debut! Blaster Master Zero is a 8-bit style top-down & sideview 2D action-adventure game that hearkens back to the golden age of the NES. The game features new gameplay elements such as improved gameplay, and a more robust scenario.
- 13

Gal*Gun Returns
Single-player alternative to Gal Guardians: Demon Purge — playable solo, no multiplayer required. Shares Action and Adventure with Gal Guardians: Demon Purge.
The infamous ecchi rail-shooter is back! Fight back with pheromones as girls throw themselves at you and try to find true love in less than a day! Discover a beautifully reimagined version of the first game of the series that never came to the west!
- 14

Symphony of the Stars
Single-player alternative to Gal Guardians: Demon Purge — playable solo, no multiplayer required.
Explore a vast fantasy world in this top-down RPG. Sneak past enemies with overworld skills or engage them in strategic, turn-based combat. Solve puzzles and build the strength of your characters as an epic adventure unfolds!
- 15

Bloodstained: Curse of the Moon
Single-player alternative to Gal Guardians: Demon Purge — playable solo, no multiplayer required. Shares Action with Gal Guardians: Demon Purge.
Battle with swords and whips in this retro-style action game brought to you by game creator Koji Igarashi and Inti Creates! Play as Zangetsu, a demon slayer bearing a deep grudge, who must travel through perilous lands to defeat a powerful demon lurking in a dark castle.
- 16

Gal*Gun 2
Single-player alternative to Gal Guardians: Demon Purge — playable solo, no multiplayer required. Shares Action and Adventure with Gal Guardians: Demon Purge.
Notoriously lewd first-person shooter, where you find yourself irresistible to every girl in school! Fend off their advances as you explore the school grounds. Use gadgets to expel mischievous demons and upgrade kit like the 'Demon Sweeper' to suck the skirts clean off your suitors!
- 17

Azure Striker Gunvolt
Single-player alternative to Gal Guardians: Demon Purge — playable solo, no multiplayer required. Shares Action with Gal Guardians: Demon Purge.
A 2D action game featuring a young man with the power of lightning who stands for freedom against the evil ambitions of a massive organization. When lightning strikes, a new legend is born.
- 18

Dragon Marked For Death
Single-player alternative to Gal Guardians: Demon Purge — playable solo, no multiplayer required. Shares Action with Gal Guardians: Demon Purge.
Dragon Marked For Death is a 2D side-scrolling action RPG game where up to 4 players can play together in online multiplayer. The characters, known as the Dragonblood Clan, have forged a pact with the Astral Dragon, which granted them special new powers.
- 19

YOHANE THE PARHELION -BLAZE in the DEEPBLUE-
Single-player alternative to Gal Guardians: Demon Purge — playable solo, no multiplayer required. Shares Action and Adventure with Gal Guardians: Demon Purge.
Yohane the Parhelion is an official spin-off of "Love Live! Sunshine". Yohane's fantasy world sets the stage for a 2D metroidvania in "Yohane the Parhelion: Blaze in the Deepblue"!