In 2018, LEGO released 9 The LEGO Batman Movie sets across 2 subthemes, all of these sets have been retired. Subthemes for that year included Magazine Gift and Miscellaneous. For that year, the total price of all retail sets cost $214, today those sets are valued around $472, a growth of 121%.
Most valuable 2018 The LEGO Batman Movie set
70923 The Bat-Space Shuttle $178.75
Highest growth 2018 The LEGO Batman Movie set
30526 The Mini Ultimate Batmobile +184.46%
9 sets

30526 The Mini Ultimate Batmobile

Theme / Subtheme The LEGO Batman Movie / Miscellaneous
Year 2018
Pieces 84
Availability Retired
30526 The LEGO Batman Movie The Mini Ultimate Batmobile
Retail $3.99
Value $11.35
Growth  +184.5%
Annual growth 10.3%

40301 Bat Shooter

Theme / Subtheme The LEGO Batman Movie / Miscellaneous
Year 2018
Pieces 40
Availability Retired
40301 The LEGO Batman Movie Bat Shooter
promotional
Value $6.53
Annual growth 4.6%

70918 The Bat-Dune Buggy

Theme The LEGO Batman Movie
Year 2018
Pieces / Minifigs 198 / 2
Availability Retired
70918 The LEGO Batman Movie The Bat-Dune Buggy
Retail $19.99
Value $39.99
Growth  +100.1%
Annual growth 8.8%

70919 The Justice League Anniversary Party

Theme The LEGO Batman Movie
Year 2018
Pieces / Minifigs 267 / 4
Availability Retired
70919 The LEGO Batman Movie The Justice League Anniversary Party
Retail $29.99
Value $69.63
Growth  +132.2%
Annual growth 12.5%

70920 Egghead Mech Food Fight

Theme The LEGO Batman Movie
Year 2018
Pieces / Minifigs 293 / 3
Availability Retired
70920 The LEGO Batman Movie Egghead Mech Food Fight
Retail $29.99
Value $62.99
Growth  +110.0%
Annual growth 11.3%

70921 Harley Quinn Cannonball Attack

Theme The LEGO Batman Movie
Year 2018
Pieces / Minifigs 425 / 4
Availability Retired
70921 The LEGO Batman Movie Harley Quinn Cannonball Attack
Retail $49.99
Value $92.48
Growth  +85.0%
Annual growth 10.2%

70923 The Bat-Space Shuttle

Theme The LEGO Batman Movie
Year 2018
Pieces / Minifigs 643 / 6
Availability Retired
70923 The LEGO Batman Movie The Bat-Space Shuttle
Retail $79.99
Value $178.75
Growth  +123.5%
Annual growth 8.2%

211803 Batman

Theme / Subtheme The LEGO Batman Movie / Magazine Gifts
Year 2018
Pieces / Minifigs 8 / 1
Availability Retired
211803 The LEGO Batman Movie Batman
Value $5.23
Annual growth 1.6%

Limited Edition Harley Quinn

Theme / Subtheme The LEGO Batman Movie / Magazine Gifts
Year 2018
Pieces / Minifigs 6 / 1
Availability Retired
The LEGO Batman Movie Limited Edition Harley Quinn
Value $4.96
Annual growth 2.6%