Single-player games like Phantom of Orion
Below are 8 single-player Steam games similar to Phantom of Orion, 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 Phantom of Orion page.
Ranked picks
- 1

Roguebound Pirates
Single-player alternative to Phantom of Orion — playable solo, no multiplayer required. Shares Action and Indie with Phantom of Orion.
Loot, upgrade & dominate! Your inventory IS your ship in this action roguelike. Customize weapons, create game-breaking synergies, and claim your place as the most overpowered pirate across the seas!
- 2

Plane Attack
Single-player alternative to Phantom of Orion — playable solo, no multiplayer required. Shares Action and Adventure with Phantom of Orion.
Control an airplane with a third-person view, and your task is to destroy all enemy equipment on the battlefield. Stock up on armor and fuel to last longer on the battlefield. The plane is equipped with an endless supply of missiles and bombs. Minimal interface and understandable for any language.
- 3

Tales Of Eight
Single-player alternative to Phantom of Orion — playable solo, no multiplayer required. Shares Action and Adventure with Phantom of Orion.
Tales of Eight is an action roguelite, naval battle game. As one of the last pirates you are fighting against the dreaded Feline Empire. Fight on the high seas with customizable magical canons, upgrade your ship, explore the ever-changing ocean, and trade with factions all to save Piratedom.
- 4

Pirate Survivors
Single-player alternative to Phantom of Orion — playable solo, no multiplayer required. Shares Action and Indie with Phantom of Orion.
Cursed to the abyss, your skeletal crew battles hordes of sea monsters in this movement-focused bullet-heaven roguelite. Stack upgrades without limit, discover powerful synergies, unlock unique ships and captains, and challenge deadly Sea Legends as the depths become ever more dangerous.
- 5

Curse of Pirates
Single-player alternative to Phantom of Orion — playable solo, no multiplayer required. Shares Action and Indie with Phantom of Orion.
Ahoy, matey! How about slicing up some sea beasts and sending a couple of rivals to feed the kraken? Curse of Pirates be a true action roguelike, inspired by Vampire Survivors and Hades! Set sail upon the high seas, gather ye brave crew, and stand firm against the relentless tides of foes!
- 6

LTA: Light-years! Thrusters! Action!
Single-player alternative to Phantom of Orion — playable solo, no multiplayer required. Shares Action and Indie with Phantom of Orion.
LTA: Light-years! Thrusters! Action! - A space roguelite game about adventures, loyal crews and a multitude of amazing stories in the depths of the galaxy. Sources of inspiration for this game: The sense of freedom and adventure from Pirates! by Sid Meier, crazy stories from Rimworld...
- 7

DEEP DIVER
Single-player alternative to Phantom of Orion — playable solo, no multiplayer required. Shares Action and Indie with Phantom of Orion.
Can you become the most skilled diver capable of reaching the deepest depths in the world? Every breath you take and every meter you descend will make the danger more intense. Upgrade your diver with 8 unique weapons, 30 different abilities, and skill trees, and try to survive.
- 8

Escape the Space!
Single-player alternative to Phantom of Orion — playable solo, no multiplayer required. Shares Action and Indie with Phantom of Orion.
is a thrilling action-adventure game where you play as a space explorer stranded without fuel. Using a portal, you travel to another realm to collect and sell trash to refuel your spaceship.