Single-player games like OVERWHELM
Below are 12 single-player Steam games similar to OVERWHELM, 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 OVERWHELM page.
Ranked picks
- 1

Chronac: Escape
Single-player alternative to OVERWHELM — playable solo, no multiplayer required. Shares Action and Indie with OVERWHELM.
CHRONAC! The roguelike action game where you shoot, slash, blast your way out the facility that created you. Gain powerful upgrades, face unforgiving enemies. Together.
- 2

NIPH
Single-player alternative to OVERWHELM — playable solo, no multiplayer required. Shares Action and Indie with OVERWHELM.
NIPH is a stylish roguelite platformer with risky and intense combat. Slash, shoot, and learn and cast spells with more varied items as you explore a vast and diverse fantasy world!
- 3

Spelunky 2
Single-player alternative to OVERWHELM — playable solo, no multiplayer required. Shares Action and Indie with OVERWHELM.
Spelunky 2 builds upon the unique, randomized challenges that made the original a roguelike classic, offering a huge adventure designed to satisfy players old and new. Meet the next generation of explorers as they find themselves on the Moon, searching for treasure and missing family.
- 4

Slime-san: Superslime Edition
Single-player alternative to OVERWHELM — playable solo, no multiplayer required. Shares Action and Indie with OVERWHELM.
Slime-san was minding his own business when suddenly… A giant worm appeared and gobbled him up! Deep within the worm’s belly, Slime-san has to face a decision: Be digested by the incoming wall of stomach acid... Or jump, slide and slime his way through the worm and back out its mouth!
- 5

Spelunky
Single-player alternative to OVERWHELM — playable solo, no multiplayer required. Shares Indie with OVERWHELM.
Spelunky is a unique platformer with randomized levels that offer a challenging new experience each time you play. Journey deep underground and explore fantastic places filled with all manner of monsters, traps, and treasure.
- 6

Catacomb Kids
Single-player alternative to OVERWHELM — playable solo, no multiplayer required. Shares Action and Indie with OVERWHELM.
Catacomb Kids is a brutal platformer roguelike that pits you against the deadly Catacombs aided only by magic, steel, and your quick reflexes. Traverse procedurally generated dungeons and hack, slash, burn, and blast your way through hordes of things that want to kill you.
- 7

Space Cat
Single-player alternative to OVERWHELM — playable solo, no multiplayer required. Shares Action and Indie with OVERWHELM.
Space Cat is a 2D arcade-style platformer where the player(s) must collect as much loot as possible while surviving the asteroid terrain, which is constantly being destroyed and regenerated by hazards. There is also a side-scrolling Adventure Mode, and a VS Battle Mode.
- 8

OUTBUDDIES DX
Single-player alternative to OVERWHELM — playable solo, no multiplayer required. Shares Action and Indie with OVERWHELM.
Run, gun and explore an open undercity in this otherworldly non-linear Metroidvania adventure about the Old Gods, strange creatures and the remnants of a lost world!
- 9

Mega Man Legacy Collection
Single-player alternative to OVERWHELM — playable solo, no multiplayer required. Shares Action with OVERWHELM.
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.
- 10

Mega Man X Legacy Collection
Single-player alternative to OVERWHELM — playable solo, no multiplayer required. Shares Action with OVERWHELM.
Mega Man X Legacy Collection includes the legendary 16-bit titles and the series’ exciting foray into the 32-bit era: Mega Man X, Mega Man X2, Mega Man X3, and Mega Man X4. Test your skills in the new X Challenge mode, which pits players against two deadly bosses at once.
- 11

METAL GEAR & METAL GEAR 2: Solid Snake
Single-player alternative to OVERWHELM — playable solo, no multiplayer required. Shares Action with OVERWHELM.
The first and second title in the METAL GEAR series that established the stealth action genre, as well as the basic mechanics of the series.
- 12

Metroidvania Maker
Single-player alternative to OVERWHELM — playable solo, no multiplayer required. Shares Action and Indie with OVERWHELM.
Create, play, and share custom Metroidvania worlds with a built-in world editor, co-op play, and player-made adventures.