Ninjago is a subtheme of BrickHeadz that consists of 3 sets that ran from 2017 to 2021. Most sets were released in 2017 which accounted for 2 sets. As of today, the average annual growth of sets in BrickHeadz Ninjago is approximately 8.1% per year.
Most valuable BrickHeadz Ninjago set
41487 Lloyd $39.95
Largest BrickHeadz Ninjago set
40490 Ninjago 10 406 pieces
LEGO Ninjago BrickHeadz characters have been released from 2017 and feature only a couple sets currently with characters such as Lloyd and Master Wu.
3 sets

40490 Ninjago 10

Theme / Subtheme BrickHeadz / Ninjago
Year 2021
Pieces 406
Availability Retired
40490 LEGO BrickHeadz Ninjago 10
Retail $29.99
Value $34.56
Growth  +15.2%
Annual growth 6.0%

41487 Lloyd

Theme / Subtheme BrickHeadz / Ninjago
Year 2017
Pieces 102
Availability Retired
41487 LEGO BrickHeadz Ninjago Lloyd
Retail $9.99
Value $39.95
Growth  +299.9%
Annual growth 10.1%

41488 Master Wu

Theme / Subtheme BrickHeadz / Ninjago
Year 2017
Pieces 89
Availability Retired
41488 LEGO BrickHeadz Ninjago Master Wu
Retail $9.99
Value $34.43
Growth  +244.6%
Annual growth 10.3%