About Kai's Source Dragon Battle
LEGO 71815 Kai's Source Dragon Battle is part of the LEGO Ninjago Dragons Rising Season 2 theme, contains 120 pieces, includes 4 minifigures. Its original US MSRP was $37.99. BrickPicker tracks live retailer pricing across Amazon, Walmart, Target and LEGO.com, eBay sold history, BrickLink part-out value, retirement forecasts and an investment score for Kai's Source Dragon Battle.
Kai's Source Dragon Battle: your questions, our data
Answered live from BrickPicker’s market tracking, review analysis and retirement model — these update as the data does.
- What is LEGO 71815 Kai's Source Dragon Battle worth today?
- BrickPicker currently values a sealed Kai's Source Dragon Battle at $26.21, based on 5 eBay sales over the last 365 days. That is 31% below its original $37.99 US retail price. The full price history is on this page.
- Is LEGO 71815 Kai's Source Dragon Battle a good investment?
- Despite being retired, sealed copies currently trade around $26.21, below the original $37.99 retail price, so the aftermarket has not rewarded this set so far. BrickPicker subscribers get the full Max Profit analysis for this set, which weighs eBay sold trends, retirement timing, liquidity and reviewer sentiment into one verdict.
- Is LEGO 71815 Kai's Source Dragon Battle retired?
- Yes. Kai's Source Dragon Battle retired in August 2025. Once retired, sets are only available on the aftermarket, which BrickPicker tracks through eBay sold prices and BrickLink listings.
