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This DLC contains 15 new models:5 Lagann models5 Waifu models5 Principality models
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.
Steam Train Fest starts Jul 20, 2026
This is the base game required to play this DLC. Other expansions may also be required.
Try this game before buying.
This DLC contains 15 new models:
5 Lagann models
Believe in the you that believes in yourself.
5 Principality models
Mostly red colors and 3 times faster.
5 Waifu models
Thick and slim. Obviously mechs, what were you thinking?
Remember: This content requires the base Model Builder game on Steam in order to play.
Lowest tracked price: €2.49 (Jul 7, 2026) · current best: €4.99.
100% positive reviews all-time.
Right now the cheapest offer for Mech Builder 3D - DLC 1 is €4.99 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 Mech Builder 3D - DLC 1 is €2.49 (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 Mech Builder 3D - DLC 1 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.
Audio & text: English
Text only: French, Italian, German, Japanese, Simplified Chinese, Spanish - Latin America, Spanish - Spain, Indonesian, Portuguese - Brazil, Portuguese - Portugal, Vietnamese
