A hand-drawn survival tower defense on a hostile alien world. No fixed lanes — turrets, ice walls and dams reshape the swarm in real time. Command Mulan, Ying, and the Mining Cart across five tower types, and hold the Purification Core. Chapter 1 is out now.

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About This Game

Crash-landed on a dying alien world. The planet itself wants you gone.

You are Mulan, a ship engineer. The crash scattered your crew, and all that's left beside you is one running Purification Core. As long as it glows, the corruption stays out. The swarm has already followed the ore veins into the mines.

An open battlefield with no fixed lanes

This is not memorize-the-track tower defense. Enemies path dynamically through tunnels, lakebeds and open terrain: every turret, every ice wall, every ice dam you raise rewrites their route to you. Shape the battlefield like an RTS — funnel, split, seal, then focus fire.

An ecosystem that chain-reacts

Alien creatures aren't stat sticks — they set each other off:
  • Sproutlings spit corrosion, burst into spore clouds when hit, and leave corrosive remains when they die;
  • Zerglings that enter a spore cloud go Berserk — faster movement and attacks, armor gone, and they explode on death;
  • Emberlings wrap themselves in flame that physical shots pass straight through. Only the Frost Tower stops them;
  • Stone Sprites shrug off small-caliber fire — freeze them, then shatter the ice. The rubble they leave behind seals the whole lane.
Mount a Fire Tower inside a spore cloud and it becomes a flamethrower. Spread oil, then light it, and the ground becomes a fire sea. Control kill order, positioning, and ignition timing — let the swarm blow itself up.

Three heroes, three defensive rhythms

  • Mulan — the engineer who built Lingshu. Weakness Scan marks targets for the whole defense; Knockback blasts threats away and stuns them, and the recoil can fling her over obstacles; Lingshu Echo drains a percentage of max HP from everything in the area while burning her own health. Upgrades can swap Knockback for Isolation Field — drop a temporary barricade and rewrite the lane.
  • Ying — a flowing-shadow striker, unlocked by clearing Lost River. Assault blinks her in for a strike; a kill blinks her back with a shorter cooldown, and she can swap places with an ally. Clone draws fire in her place; Stasis roots a whole crowd, then settles the damage when it ends.
  • Mining Cart — tank / ore / escort, unlocked by clearing Mining Rig. Sink Drill taunts nearby enemies and mines in place; Drill Rush lunges by cargo tier and leaves a drill scar that boosts turret physical damage; Unload turns a full hold into resources.

Five towers, two resources

  • Gale Turret: rapid physical fire that shatters frozen enemies; upgrade armor or barrels, and overload for burst fire before it overheats;
  • Frost Tower: freeze control, slick ice, cooling for overheated turrets, and ice walls to reshape lanes;
  • Spore Launcher: spreads spore clouds that send Zerglings Berserk, with Frost Mist, Oil Cap and Blast Pod branches;
  • Fire Tower: ignites spores and oil; merge it with an adjacent Oil Well to build a Berserk Fire Tower that sprays flame nonstop;
  • Oil Well: yields oil each wave, can spray slicks, dig oil ditches, and light the oil for a fire sea;
  • Ore and Oil are both tight. What you build first, and where, is always a trade-off.

Reshape the map: ice dams and mining rigs

Stage 2 branches — you pick one per run:
  • Mining Rig: rescue and escort a drilling platform through the tunnels. Chained wooden gates get chiselled open — a Frost Tower inside can freeze the chisellers and buy time. Rockfalls seal and reopen the path, upper and lower routes are yours to choose, and survey stakes pay off along the way. Niu Dazhuang and his feather shield come along.
  • Lost River · Ice Dam: freeze a throat of the river into an ice dam. The lake rises upstream, the bed dries downstream, and the whole map's routes change. The dam goes from seeping to jetting to burst — or trigger Full Breach yourself: a 6-second surge sweeps downstream and kills every ground unit on both sides. After the dam, pick up to two earthworks.

Protect the Purification Core

The Core is your lifeline: raise it first, then widen the purified field — buildings outside it keep getting corrupted. It can also deploy a purification field that stuns every enemy inside, at the cost of shattering one of its crystal fragments. Find a Purification Crystal to raise your Core limit. Lose the Core and the run is over.

Investigate, upgrade, and take notes

Every stage hides field discoveries and survey rewards that pay Investigation Points into an upgrade tree: which in-match ranks you can buy, new hero skills, and Synergy nodes between towers and heroes. Upgrades can be refunded and re-planned at any time, and every node includes an "Enter Demo" drill field so you can see a mechanic in action before committing. Everything you record fills Mulan's Field Notebook.

A fully hand-drawn dying world

Ink lines and watercolor textures: wastelands, glowing fissures, colossal skeletons and your wrecked ship. Cute art, cruel situation. The furious watercolor zergling on the store icon? That's just Tuesday on this planet.

[hr][/hr]
Playable now (Chapter 1: Crash on a Barren Star)
Stage 1 defends the Purification Core; Stage 2 branches into the Mining Rig escort or Lost River · Ice Dam. Three playable heroes (Mulan / Ying / Mining Cart), five tower types plus the Purification Core, four enemy species and their chain reactions, an Investigation Point upgrade tree, and the Field Notebook. Each stage runs about 8–15 minutes; come back for the other branch.
In development for the full game: more chapters and maps, more enemies and ecological rules, more hero–tower synergies, elites and bosses. Wishlist to watch it grow.

System Requirements

    Minimum:
    • OS: Windows 10
    • Processor: Intel Core i3
    • Memory: 4 GB RAM
    • Graphics: NVIDIA GeForce GTX 460
    • DirectX: Version 11
    • Storage: 1 GB available space
    • Sound Card: Windows Compatible Sound Card
    Recommended:
    • OS: Windows 10 / Windows 11
    • Processor: Intel Core i5
    • Memory: 8 GB RAM
    • Graphics: NVIDIA GeForce GTX 750 Ti
    • DirectX: Version 11
    • Storage: 1 GB available space
    • Sound Card: Windows Compatible Sound Card