Single-player games like Knights Within
Below are 10 single-player Steam games similar to Knights Within, 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 Knights Within page.
Ranked picks
- 1
C.A.S.T. (CHERNOZEM ANOMALY STRIKE TEAM)
Single-player alternative to Knights Within — playable solo, no multiplayer required. Shares Action and Indie with Knights Within.
C.A.S.T is a third-person PvE extraction shooter playable solo or in co-op. Select your character and loadout to battle enemy hordes, evade anomalies, and complete objectives across handcrafted maps with dynamic procedural elements.
- 2
ArcRunner
Single-player alternative to Knights Within — playable solo, no multiplayer required. Shares Action and Indie with Knights Within.
Traverse 'The Arc' in this beautiful, Cyberpunk-styled action rogue-lite as you attempt to reset an evil rogue AI. Experiment with different weapons and augments as you fight hordes of machines programmed for your annihilation! Collect Nanites & power-up after every run either solo or with friends!
- 3
Apocalypse Party
Single-player alternative to Knights Within — playable solo, no multiplayer required. Shares Action and Indie with Knights Within.
Apocalypse Party is a 3D top-down action Roguelike game. In this game, you will embark on a new mission to traverse through the Middle Ages and gradually master abilities, and arm yourself to become the strongest survivor through numerous choices.
- 4
Granvir
Single-player alternative to Knights Within — playable solo, no multiplayer required. Shares Action and Indie with Knights Within.
Granvir is a 3rd person action roguelite mech-builder with co-op multiplayer. Scavenge the battlefield for parts to replace and upgrade your Granvir and weaponry. PIlot your Granvir and manage your campaign between battles to find the best equipment and stay supplied while fighting a guerilla war.
- 5
The Forever Winter
Single-player alternative to Knights Within — playable solo, no multiplayer required. Shares Action and Early Access with Knights Within.
The Forever Winter is a tactical shooter where you and your squad must loot the dead to survive under the shadow of terrifying and gargantuan war machines locked in a never-ending conflict. Millions of deaths later the war continues with our latest update!
- 6
Vellum
Single-player alternative to Knights Within — playable solo, no multiplayer required. Shares Action and Indie with Knights Within.
Write on! Defend the books in Vellum, a co-op, literary roguelike! Harness class-defining colors, master an inspired spellbook, and influence the growth of your enemy! As a group or solo, you'll craft plot-twisting builds to rewrite the rules in Ink!
- 7
Risk of Rain 2
Single-player alternative to Knights Within — playable solo, no multiplayer required. Shares Action and Indie with Knights Within.
Escape a chaotic alien planet by fighting through hordes of frenzied monsters – with your friends, or on your own. Combine loot in surprising ways and master each character until you become the havoc you feared upon your first crash landing.
- 8
Remnant: From the Ashes
Single-player alternative to Knights Within — playable solo, no multiplayer required. Shares Action with Knights Within.
The world has been thrown into chaos by an ancient evil from another dimension. As one of the last remnants of humanity, you must set out alone or alongside up to two other survivors to face down hordes of deadly enemies to try to carve a foothold, rebuild, and retake what was lost.
- 9
Warhammer: Vermintide 2
Single-player alternative to Knights Within — playable solo, no multiplayer required. Shares Action and Indie with Knights Within.
The critically acclaimed Vermintide 2 is a visually stunning and groundbreaking melee action game pushing the boundaries of the first person co-op genre. Join the fight now!
- 10
Risk of Rain (2013)
Single-player alternative to Knights Within — playable solo, no multiplayer required. Shares Action and Indie with Knights Within.
Risk of Rain is an action platformer with roguelike elements. With permanent death as a primary feature, players will have to play their best to get as far as possible. Fight on a mysterious planet with randomly spawning enemies and bosses, either alone or with 3 friends in online co-op.