IMHO.

Single-player games like World Tree Defender - Seedlings of Yggdrasil

Below are 8 single-player Steam games similar to World Tree Defender - Seedlings of Yggdrasil , 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 World Tree Defender - Seedlings of Yggdrasil page.

Ranked picks

  1. 1
    Dynasty Game 2 — Steam game cover

    Dynasty Game 2

    Single-player alternative to World Tree Defender - Seedlings of Yggdrasil — playable solo, no multiplayer required. Shares Strategy and Simulation with World Tree Defender - Seedlings of Yggdrasil .

    Core gameplay of the game: operate on a large map, farm, recruit talents, govern, create, trade, build armies, conquer cities and territories, and defend strategic passes to ensure the safety of one side. Suitable for players who enjoy governing the country, farming, and opening up new territories 

    2025StrategySimulation7.99 USDSingle-playerSimilar games →
  2. 2
    SanGuos3 — Steam game cover

    SanGuos3

    Single-player alternative to World Tree Defender - Seedlings of Yggdrasil — playable solo, no multiplayer required. Shares Strategy and Simulation with World Tree Defender - Seedlings of Yggdrasil .

    SanGuos3 is a Three Kingdoms themed chess game with simple graphics and easy operation. Players can control multiple forces to compete with each other, capture cities and territories. Players can also freely modify the characters, maps and terrain in the scripts

    2024StrategySimulation7.99 USDSingle-playerSimilar games →
  3. 3
    Rogue Realm: Guardian Grids — Steam game cover

    Rogue Realm: Guardian Grids

    Single-player alternative to World Tree Defender - Seedlings of Yggdrasil — playable solo, no multiplayer required. Shares Strategy with World Tree Defender - Seedlings of Yggdrasil .

    Rogue Realm: Guardian Grids is a medieval fantasy blend of tower defense and roguelike progression. Build defenses on a grid, manage resources, and survive ever-evolving enemies.

    2026StrategyIndieSingle-playerSimilar games →
  4. 4
    城市塔防-City Tower Defence — Steam game cover

    城市塔防-City Tower Defence

    Single-player alternative to World Tree Defender - Seedlings of Yggdrasil — playable solo, no multiplayer required. Shares Strategy and Simulation with World Tree Defender - Seedlings of Yggdrasil .

    Roguelite tower defense. Each run generates a different map identity, base position, frontline layout, and pressure lanes. Build and upgrade towers, shape your run with cards and between-wave rewards, manage resources and positioning, survive waves of escalating enemies and boss encounters.

    StrategyIndieSimulationSingle-playerSimilar games →
  5. 5
    Harvest Loop — Steam game cover

    Harvest Loop

    Single-player alternative to World Tree Defender - Seedlings of Yggdrasil — playable solo, no multiplayer required. Shares Strategy and Simulation with World Tree Defender - Seedlings of Yggdrasil .

    "Harvest Loop" is a Rougelike game that mainly features farming simulation and management. In the game, you need to use special crops with various abilities to adapt to the changing seasons and fight against the greedy "locust army" to protect the normal operation of the farm.

    2025StrategySimulation1.99 USDSingle-playerSimilar games →
  6. 6
    Chicken Defender — Steam game cover

    Chicken Defender

    Single-player alternative to World Tree Defender - Seedlings of Yggdrasil — playable solo, no multiplayer required. Shares Strategy and Casual with World Tree Defender - Seedlings of Yggdrasil .

    Test your skills in this 2.5D, low-poly tower defense game. Your objective is to protect a chicken coop from the attacks of the cunning foxes using different items and power-ups. The possibility of modifying your approach before each wave leads to the existence of multiple winning strategies.

    2021StrategyIndieCasual0.99 USDSingle-playerSimilar games →
  7. 7
    Loopstructor 2: Skyspine — Steam game cover

    Loopstructor 2: Skyspine

    Single-player alternative to World Tree Defender - Seedlings of Yggdrasil — playable solo, no multiplayer required. Shares Strategy and Casual with World Tree Defender - Seedlings of Yggdrasil .

    Build intricate rail networks, deploy and upgrade unique Battle Trains, and harness Turret Enchantments to forge mobile fortresses. Fend off endless abominations from the deep earth. Every layout is a battle of wits, every adjustment decides survival.

    2026StrategyIndieCasualSingle-playerSimilar games →
  8. 8
    Magic Kingdom — Steam game cover

    Magic Kingdom

    Single-player alternative to World Tree Defender - Seedlings of Yggdrasil — playable solo, no multiplayer required. Shares Strategy and Simulation with World Tree Defender - Seedlings of Yggdrasil .

    Self moving chess, RTS, Meat pigeon game. In the game, you will control the hero, lead a powerful army, release powerful magic, have a strong city defense, and coordinate resource collection to resist the enemy's strong attack

    2026StrategyIndieSimulationSingle-playerSimilar games →