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Defense Line of Crystal

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Defense Line of Crystal screenshot 1

Defense Line of Crystal

Ajiu · Published by Ajiu

Last updated 28 Sept 2026

Tower defense game with unprecedented freedom: move towers at will, access a vast array of cards, build decks freely, and even synthesize and upgrade them.

Free to PlayComing SoonDJCTQ 10

Free

View on Steam

Prices can lag the live Steam store — always confirm before buying.

Strategy, Casual · More free games

In Defense Line of Crystal, strategize freely by moving towers and building decks. With Ajiu’s casual strategy game, every card choice shapes your defense against incoming threats.

About this game

Tower Defense Game: Guard the Diamond Tower. With extremely high freedom, all defensive towers can be moved freely to fend off enemies attacking from all directions. Collect diamonds to upgrade outside of rounds, allowing you to defend longer around the diamond mine. Featuring various types of defensive towers, freely construct your deck, and combine defensive towers to enhance their abilities.

System Requirements

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Minimum

Minimum:
  • OS: Windows 10
  • Processor: Intel or AMD Dual Core at 2 GHz or better
  • Memory: 1 GB RAM
  • Graphics: Geforce GTX 660 or AMD AMD Radeon HD 7950
  • Network: Broadband Internet connection
  • Storage: 1 GB available space

Recommended

Recommended:
  • OS: Windows 10
  • Processor: Intel or AMD Dual Core at 2 GHz or better
  • Memory: 1 GB RAM
  • Graphics: Geforce GTX 660 or AMD AMD Radeon HD 7950
  • Network: Broadband Internet connection
  • Storage: 1 GB available space

Supported Languages

English, Simplified Chinese

Latest news

  • AnnouncementsOfficial

    Development Progress

    As of December 14, 2025, the currently developed content and features include:12 Defense Towers:Production Cards: Money Tree.Attack Cards: Crossbow Tower, Cannon, Coil Tower, Icicle Tower, Octopus Tower, Planetary Tower, Golden Toad.Trap Cards: Spikes, Bear Trap.Defense Cards: Scarecrow, Saw Wheel.And most towers can be upgraded from 1-star to 2-star and 3-star status.3 Maps: Forest Map, Snow Village Map, Cemetery Map.Several Types of Monsters: Goblin, Slime, Snowman, Ghost, etc.
    Read full article on Community Announcements (forever)

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