Single-player games like Rubber Ducky and the Rainbow Gun
Below are 15 single-player Steam games similar to Rubber Ducky and the Rainbow Gun, 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 Rubber Ducky and the Rainbow Gun page.
Ranked picks
- 1
Shmadow
Single-player alternative to Rubber Ducky and the Rainbow Gun — playable solo, no multiplayer required. Shares Action and Indie with Rubber Ducky and the Rainbow Gun.
Inspired by “shmups” and shadows, Shmadow is a modern twin-stick side-scroller that nods to retro arcade gameplay. Use your light to blast through your enemies, unlock new powers, and defeat bosses before the darkness extinguishes you.
- 2
Serious Sam HD: The Second Encounter
Single-player alternative to Rubber Ducky and the Rainbow Gun — playable solo, no multiplayer required. Shares Action and Indie with Rubber Ducky and the Rainbow Gun.
Serious Sam HD: The Second Encounter is a visually upgraded and fully Steam supported remake of the original high-adrenaline single-play and 16-player co-operative arcade-action FPS and Gamespot's Game of the Month!
- 3
Shadow Ninja: Apocalypse
Single-player alternative to Rubber Ducky and the Rainbow Gun — playable solo, no multiplayer required. Shares Action and Indie with Rubber Ducky and the Rainbow Gun.
Fast 2D ninja action where every mistake costs everything. Run, dodge, attack and survive as long as you can.
- 4
Ring Runner: Flight of the Sages
Single-player alternative to Rubber Ducky and the Rainbow Gun — playable solo, no multiplayer required. Shares Action and Indie with Rubber Ducky and the Rainbow Gun.
Ring Runner combines the fast-paced action of space combat with the rich story and skill variety of an RPG.Trek across the universe in a 30 hour long story-driven campaign based on a companion Sci Fi novel, or challenge 6 scenarios alone, cooperatively, or competitively through local or online multiplayer.
- 5
The Incredible Adventures of Van Helsing
Single-player alternative to Rubber Ducky and the Rainbow Gun — playable solo, no multiplayer required. Shares Action and Indie with Rubber Ducky and the Rainbow Gun.
Put on your wide-brimmed hat, grab your weapons and embark on an incredible adventure in the gothic-noir world of Borgovia, where mad science threatens the fragile peace between monster and mortal.
- 6
Void Invaders
Single-player alternative to Rubber Ducky and the Rainbow Gun — playable solo, no multiplayer required. Shares Action and Indie with Rubber Ducky and the Rainbow Gun.
Jump back to the good old days of arcade machines with Void Invaders: a colourful, chaotic and explosive arcade shoot-em-up game inspired by classics such as Galaga and Space Invaders!
- 7
Hotline Miami
Single-player alternative to Rubber Ducky and the Rainbow Gun — playable solo, no multiplayer required. Shares Action and Indie with Rubber Ducky and the Rainbow Gun.
Hotline Miami is a high-octane action game overflowing with raw brutality, hard-boiled gunplay and skull crushing close combat.
- 8
Nuclear Throne
Single-player alternative to Rubber Ducky and the Rainbow Gun — playable solo, no multiplayer required. Shares Action and Indie with Rubber Ducky and the Rainbow Gun.
Nuclear Throne is a post-apocalyptic roguelike-like top-down shooter. Not 'the final hope of humanity' post-apocalyptic, but 'humanity is extinct and mutants and monsters now roam the world' post-apocalyptic. Can you reach the Nuclear Throne?
- 9
My Friendly Neighborhood
Single-player alternative to Rubber Ducky and the Rainbow Gun — playable solo, no multiplayer required. Shares Action and Indie with Rubber Ducky and the Rainbow Gun.
Something scary is happening with everyone's favorite Saturday morning puppet show, The Friendly Neighborhood! Play as Gordon, a repairman sent to get to the bottom of this disturbing dilemma. Fend off puppets and solve puzzles in this survival horror adventure.
- 10
Secret Agent Wizard Boy and the International Crime Syndicate
Single-player alternative to Rubber Ducky and the Rainbow Gun — playable solo, no multiplayer required. Shares Action and Indie with Rubber Ducky and the Rainbow Gun.
Use magic spells and military surplus explosives to topple an evil crime syndicate hidden beneath a prestigious wizarding school. Learn spells, engage in espionage, and spread lore-unfriendly chaos.
- 11
The Pony Factory
Single-player alternative to Rubber Ducky and the Rainbow Gun — playable solo, no multiplayer required. Shares Action with Rubber Ducky and the Rainbow Gun.
Winston thought he could use heavy machinery and power from the depths of hell to transform sinful men into magic ponies. Winston was wrong.
- 12
Dread X Collection 2
Single-player alternative to Rubber Ducky and the Rainbow Gun — playable solo, no multiplayer required. Shares Action and Indie with Rubber Ducky and the Rainbow Gun.
Explore 12 horror games made in 10 days connected by a meta narrative experience you didn't expect. Step into a world of darkness and discover the secrets you didn't know were right beneath the surface. Find the tapes and unlock the mystery inside the Dread X Collection 2.
- 13
Exiled
Single-player alternative to Rubber Ducky and the Rainbow Gun — playable solo, no multiplayer required.
Charlotte is missing. Decode an ancient language, investigate a mystery, and stay away from ancient monsters in this compact puzzle thriller.
- 14
Kyle is Famous: Complete Edition
Single-player alternative to Rubber Ducky and the Rainbow Gun — playable solo, no multiplayer required. Shares Indie with Rubber Ducky and the Rainbow Gun.
Kyle tries to prepare for his most important interview yet. Choose his path through over 100 endings and accept the consequences in this comedic adventure.
- 15
Sumo Revise
Single-player alternative to Rubber Ducky and the Rainbow Gun — playable solo, no multiplayer required. Shares Action and Indie with Rubber Ducky and the Rainbow Gun.
Are you the best sumo?! Find out in this quirky multiplayer brawler that's a cross between Super Smash Bros. and QWOP. Duke it out and fight your way to the top!