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This is a tower defense, card-based roguelike game. Build and modify your turrets, equip gear to challenge levels and experience the story. Strengthen yourself via various functions, choose talents in battles to win. Get no less than 10 pieces of equipment in every fight.More content awaits in-game
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
Tracked since Jul 7, 2026.
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Over 50 unique defensive towers, including Blaster, Cannon, Sniper, Tesla, each with distinct attack patterns and skill effects. Choosing the right combination of towers based on enemy types is the key to survival.
Manage your mecha formation, equip weapons, and upgrade mecha attributes in the Hangar. A well-planned mecha combination can deliver unexpected effects in battle.
Research and upgrade modules through the Tech Lab to unlock more powerful defensive capabilities and special skills. Technology is the primary productive force and your hope for survival.
Allocate Stellar nodes to gain global buff effects. Each node provides comprehensive attribute enhancements to your defensive system.
Fuse cores to unlock powerful Modifiers that grant additional special effects to your towers, making your defensive line invincible.
Use the Time Core to reset and rewind time, giving you the chance to turn the tide of battle at critical moments and experience the magic of time manipulation.
Conduct genetic mutation experiments in the Biolab to obtain experimental Perks. Unique biotechnology unlocks unprecedented tactical options for you.
Features multiple game modes including Main Campaign, Daily Quests, Weekly Challenges, Seasonal Events, and more. Complete challenges to earn generous rewards and continuously enhance your strength.
Lowest tracked price: PLN 16.09 (Jul 7, 2026) · current best: PLN 22.99.
Right now the cheapest offer for Mechanical Defense Line is PLN 22.99 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.
The lowest price KingsPrice has tracked for Mechanical Defense Line is PLN 16.09 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
Create a free price alert on this page and KingsPrice will email you when Mechanical Defense Line drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
