Single-player games like Ruined Kingdom
Below are 9 single-player Steam games similar to Ruined Kingdom, 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 Ruined Kingdom page.
Ranked picks
- 1

The Mythical City 2
Single-player alternative to Ruined Kingdom — playable solo, no multiplayer required. Shares Strategy with Ruined Kingdom.
Protect your city from evil!
- 2

Timber Wars
Single-player alternative to Ruined Kingdom — playable solo, no multiplayer required. Shares Action and Strategy with Ruined Kingdom.
In Timber Wars, protect sacred trees from relentless lumberjacks and machines. Summon and upgrade guardian trees with points earned over time or by defeating enemies. Strategically place and strengthen your guardians to defend the forest for as long as you can in this intense top-down strategy game.
- 3

Legacy of Sin: Ill-Boding
Single-player alternative to Ruined Kingdom — playable solo, no multiplayer required. Shares Strategy and RPG with Ruined Kingdom.
The world as we knew it no longer exists. Join the few remaining survivors, lead them, and build your city, feed your people and organize your defenses to survive the hordes of enemies attacking your kingdom, mankind's last kingdom, our hope. Can you turn a small village into a great realm?
- 4

Ancient Wars: Medieval Crusades
Single-player alternative to Ruined Kingdom — playable solo, no multiplayer required. Shares Action and Strategy with Ruined Kingdom.
New Real Time Strategy Game based on medieval times, where you will control powerful factions and empires, with large-scale epic battles, asymmetric civilizations, unit customization system with RPG elements, dynamic AI, 8K support and much more.
- 5

Legacy of Sin: The Father Sacrifice
Single-player alternative to Ruined Kingdom — playable solo, no multiplayer required. Shares Action and Strategy with Ruined Kingdom.
Welcome to the original Legacy of Sin game! The Father's Sacrifice is a route defense combined with an epic fantasy storyline straight out of a 90s TV serial. Face an orcish army in a fantasy take on early modern warfare! Deploy your men, hold the line, and defend the kingdom!
- 6

The Tower Of Babel
Single-player alternative to Ruined Kingdom — playable solo, no multiplayer required. Shares Strategy and RPG with Ruined Kingdom.
Play the most popular story from the bible. The tower of babel is a unique tower - builder and RPG. Pick a leader, hire workers, manage the economy of the building site and the lives of your workers. Remember you have 7 days to complete the tower before language barrier becomes a major problem.
- 7

Magic Trap
Single-player alternative to Ruined Kingdom — playable solo, no multiplayer required. Shares Strategy and Casual with Ruined Kingdom.
Protect the obelisk!
- 8

ZeroSpace
Single-player alternative to Ruined Kingdom — playable solo, no multiplayer required. Shares Action and Strategy with Ruined Kingdom.
ZeroSpace is a sci-fi hybrid RTS game with a story-rich, party-based RPG campaign. As commander of the Protectorate forces, you must upgrade your mothership, build strong relationships with your crew and recruit a formidable army. Navigate the hard choices that will shape humanity's future.
- 9

Legacy of Sin: Blood Oath
Single-player alternative to Ruined Kingdom — playable solo, no multiplayer required. Shares Strategy and Indie with Ruined Kingdom.
Legacy Of Sin: Blood Oath combines defense games with role-playing games, wrapped in the distinct style of 90s animated series! Hold your own against an onslaught of orcs, using an army of upgradeable, distinct warriors with their own unique abilities. Defend, control, win!