About Kai Fighter

LEGO 70721 Kai Fighter is part of the LEGO Ninjago Rebooted theme, contains 196 pieces, includes 2 minifigures. Its original US MSRP was $19.99. 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 Fighter.

Answered live from BrickPicker’s market tracking, review analysis and retirement model — these update as the data does.

What is LEGO 70721 Kai Fighter worth today?

BrickPicker currently values a sealed Kai Fighter at $83.35, based on 8 eBay sales over the last 365 days. That is 317% above its original $19.99 US retail price. The full price history is on this page.

Is LEGO 70721 Kai Fighter a good investment?

Since retiring, it has appreciated about 317% over its $19.99 retail price, with sealed copies now trading around $83.35. 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 70721 Kai Fighter retired?

Yes. Kai Fighter retired in February 2015. Once retired, sets are only available on the aftermarket, which BrickPicker tracks through eBay sold prices and BrickLink listings.

How good is LEGO 70721 Kai Fighter according to reviews?

Kai Fighter holds a BrickScore of 82 (Highly Recommended), the consensus of 2 expert reviews from 2 sources. Owners rate it 4.5/5 across 46 buyer ratings. Read the full review analysis →