In 2018, LEGO released 5 Ninjago Dragon Masters sets, all of these sets have been retired. For that year, the total price of all retail sets cost $75, today those sets are valued around $203, a growth of 171%.
Most valuable 2018 LEGO Ninjago Dragon Masters set
70644 Golden Dragon Master $64.99
5 sets

70644 Golden Dragon Master

Theme / Subtheme Ninjago / Dragon Masters
Year 2018
Pieces / Minifigs 92 / 1
Availability Retired
70644 LEGO Ninjago Golden Dragon Master
Retail $14.99
Value $64.99
Growth  +333.6%
Annual growth 14.7%

70645 Cole Dragon Master

Theme / Subtheme Ninjago / Dragon Masters
Year 2018
Pieces / Minifigs 92 / 1
Availability Retired
70645 LEGO Ninjago Cole Dragon Master
Retail $14.99
Value $35.13
Growth  +134.4%
Annual growth 9.3%

70646 Jay Dragon Master

Theme / Subtheme Ninjago / Dragon Masters
Year 2018
Pieces / Minifigs 92 / 1
Availability Retired
70646 LEGO Ninjago Jay Dragon Master
Retail $14.99
Value $39.16
Growth  +161.2%
Annual growth 9.7%

70647 Kai Dragon Master

Theme / Subtheme Ninjago / Dragon Masters
Year 2018
Pieces / Minifigs 92 / 1
Availability Retired
70647 LEGO Ninjago Kai Dragon Master
Retail $14.99
Value $30.00
Growth  +100.1%
Annual growth 7.9%

70648 Zane Dragon Master

Theme / Subtheme Ninjago / Dragon Masters
Year 2018
Pieces / Minifigs 92 / 1
Availability Retired
70648 LEGO Ninjago Zane Dragon Master
Retail $14.99
Value $33.66
Growth  +124.5%
Annual growth 7.6%