Single-player games like SiegeBorn
Below are 14 single-player Steam games similar to SiegeBorn, 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 SiegeBorn page.
Ranked picks
- 1

Island Crusaders
Single-player alternative to SiegeBorn — playable solo, no multiplayer required. Shares Action and Strategy with SiegeBorn.
Island Crusaders is a cute yet brutal tactical RTS game. Defend your home against swarms of enemies as your picturesque island gets stained by the blood of your enemies. Unlock new and unique units, strategically place and move them, and defeat the impending army.
- 2

Revenge & Defend
Single-player alternative to SiegeBorn — playable solo, no multiplayer required. Shares Action and Strategy with SiegeBorn.
A boy's village was burned. His people were killed. Years later, he returns — with an army of monsters. But the king he hunts is nothing like his father. He is just. He is loved. He will not fall without a fight. Two campaigns. One tragedy.
- 3

Throneguard: Last Stand
Single-player alternative to SiegeBorn — playable solo, no multiplayer required. Shares Action and Strategy with SiegeBorn.
Become the last guardian of the kingdom and defend the throne! Fight on the front lines with your sword, build barricades and towers between waves, and upgrade your hero. Throneguard: Last Stand is a 3D medieval action tower defense game.
- 4

Ridiculous Catapult Simulator
Single-player alternative to SiegeBorn — playable solo, no multiplayer required. Shares Strategy with SiegeBorn.
There’s more than one proper way to use a piano! Discover it in Ridiculous Catapult Simulator, a wacky deck-building experience. Launch insanely dull daily-life ammo to create insanely smart combos and bombard silly enemies coming to lick your castle to death. Careful, it’s addictive!
- 5

Rift Haul TD
Single-player alternative to SiegeBorn — playable solo, no multiplayer required. Shares Action and Strategy with SiegeBorn.
Build, upgrade, evolve, and reposition your towers to counter new threats, explore powerful synergies, and stay one step ahead in this fast-paced fantasy tower defense.
- 6

REBELLION PRINCESS|リベリオン プリンセス
Single-player alternative to SiegeBorn — playable solo, no multiplayer required. Shares Action and Strategy with SiegeBorn.
Raise your favorite characters and have them ready to fight in the next run! Command beautiful girls to defend the castle and princess A non-reset roguelite × tower defense
- 7

Iron Frontier
Single-player alternative to SiegeBorn — playable solo, no multiplayer required. Shares Action and Strategy with SiegeBorn.
Iron Frontier is a single-player strategy rogue-lite with the spirit of classic RTS. Draft a fresh army from random units and boost them with powerful synergies. Defend your base, crush the enemy, and make hard moral choices that shape the campaign and dictate the war's outcome.
- 8

BANNERMEN
Single-player alternative to SiegeBorn — playable solo, no multiplayer required. Shares Action and Strategy with SiegeBorn.
A singleplayer fast-paced classic RTS game in which you take on the role of a fallen lord on his journey back to become one of the mightiest in the medieval realm of Valtoria.
- 9

Dinoku
Single-player alternative to SiegeBorn — playable solo, no multiplayer required. Shares Indie with SiegeBorn.
Dinoku is a logic game where you must help the Dinos to eat all the leaves on the way. There are different kinds of plants with special ability, making levels more challenging and exciting.
- 10

Guards of the Gate
Single-player alternative to SiegeBorn — playable solo, no multiplayer required. Shares Strategy and Indie with SiegeBorn.
Guards of the Gate is a roguelike turn-based game on hexagonal fields. You control a team of heroes aka Guards of the Gate, who are trying to save the world from the evil Dragon Lord.
- 11

Ravenland
Single-player alternative to SiegeBorn — playable solo, no multiplayer required. Shares Strategy and Indie with SiegeBorn.
Ravenland is a challenging deck-building roguelike card game. Adventure and deal with the ancients who rule the forest. Try the three different heroes, unlock cards and traits and upgrade the town for better chance of success.
- 12

Ruin Hunters
Single-player alternative to SiegeBorn — playable solo, no multiplayer required. Shares Strategy and Indie with SiegeBorn.
Take command of your heroes in this turn-based tactical deck-building game. Wander into the deep of the dungeons, defeat enemies, gather treasures, while your party grows in power.
- 13

Knight Dice
Single-player alternative to SiegeBorn — playable solo, no multiplayer required. Shares Strategy and Indie with SiegeBorn.
Knight Dice is a turn-based dice game, upgrade and reroll your dice to defeat the dangerous enemies on your adventure.
- 14

Desert Parkour
Single-player alternative to SiegeBorn — playable solo, no multiplayer required. Shares Action and Indie with SiegeBorn.
Desert Parkour is a first-person 3D platformer game, where player progress through levels using parkour skills and by throwing a rope with a grappling hook.