In 2021, LEGO released 5 Ninjago Seabound sets, all of these sets have been retired. For that year, the total price of all retail sets cost $380, today those sets are valued around $642, a growth of 69%.
Most valuable 2021 LEGO Ninjago Seabound set
71756 Hydro Bounty $279.99
Highest growth 2021 Ninjago Seabound set
71750 Lloyd's Hydro Mech +100.05%
Most owned 2021 Ninjago Seabound set
71754 Water Dragon
5 sets

71750 Lloyd's Hydro Mech

Theme / Subtheme Ninjago / Seabound
Year 2021
Pieces / Minifigs 221 / 2
Availability Retired
71750 LEGO Ninjago Seabound Lloyd's Hydro Mech
Retail $19.99
Value $39.99
Growth  +100.1%
Annual growth 16.2%

71752 Ninja Sub Speeder

Theme / Subtheme Ninjago / Seabound
Year 2021
Pieces / Minifigs 346 / 4
Availability Retired
71752 LEGO Ninjago Seabound Ninja Sub Speeder
Retail $39.99
Value $48.31
Growth  +20.8%
Annual growth 5.6%

71754 Water Dragon

Theme / Subtheme Ninjago / Seabound
Year 2021
Pieces / Minifigs 720 / 5
Availability Retired
71754 LEGO Ninjago Seabound Water Dragon
Retail $79.99
Value $123.60
Growth  +54.5%
Annual growth 13.7%

71755 Temple of the Endless Sea

Theme / Subtheme Ninjago / Seabound
Year 2021
Pieces / Minifigs 1,035 / 7
Availability Retired
71755 LEGO Ninjago Seabound Temple of the Endless Sea
Retail $99.99
Value $149.70
Growth  +49.7%
Annual growth 9.5%

71756 Hydro Bounty

Theme / Subtheme Ninjago / Seabound
Year 2021
Pieces / Minifigs 1,159 / 10
Availability Retired
71756 LEGO Ninjago Seabound Hydro Bounty
Retail $139.99
Value $279.99
Growth  +100.0%
Annual growth 18.6%