LEGO 40878 Teenage Mutant Ninja Turtles Figures is a BrickHeadz set currently available at retail for $39.99 and is projected to retire in mid and late 2027. Current new-sealed secondary market prices range from $52 to $60, with the average above MSRP at $43.

Forecast Model

This represents the expected annual growth (CAGR) based solely on a forecast model.
LEGO 40878 Teenage Mutant Ninja Turtles Figures is a BrickHeadz Teenage Mutant Ninja Turtles set released in 2026, containing 567 pieces. It builds four brick-built figures of Leonardo, Raphael, Michelangelo, and Donatello, each in slightly different shades of green with belt-initial tiles. Each character includes their signature weapon: Leonardo’s katana, Raphael’s twin sai, Michelangelo’s nunchucks, and Donatello’s bo staff, plus a pizza accessory. This release reintroduces Teenage Mutant Ninja Turtles to LEGO after a 12-year hiatus since the last sets in 2014.

Once retired, the expected annual growth will be close to 8% after the second year, valuing the set between $50 and $53 shortly after it is retired.

For Sale (New/Sealed)

This chart shows the sales listing trends of 40878 Teenage Mutant Ninja Turtles Figures.
(US) Official LEGO Teenage Mutant Ninja Turtles Figures
BrickEconomy Choice
$39.99
(US) Brickheadz 40878 Teenage Mutant Ninja Turtles Figures (TMNT) $46.94
+17.4%
(US) 40878: Teenage Mutant Ninja Turtles Brickheadz Brand New $47.98
+20.0%
(US) BrickHeadz TMNT Teenage Mutant Ninja Turtles Figures 40878 567 Pc Set $50.00
+25.0%
(US) BrickHeadz TMNT Teenage Mutant Ninja Turtles Figures 40878 567 Pc Set $52.23
+30.6%
(IT) BRICKHEADZ 40878 TEENAGE MUTANT NINJA TURTLES CHARACTERS $54.73
+36.9%
(US) BrickHeadz TMNT 40878 Teenage Mutant Ninja Turtles Sealed New $54.99
+37.5%
(AU) 40878 Teenage Mutant Ninja Turtles Figures - Brickheadz - BNISB New - AU $55.67
+39.2%
(AU) 40878 BrickHeadz Teenage Mutant Ninja Turtles Figures Retro Cartoon Gift $56.34
+40.9%
(US) NIB LEGO BrickHeadz 40878 Teenage Mutant Ninja Turtles 567 Pieces Toy Set $59.95
+49.9%
(US) 40878: Teenage Mutant Ninja Turtles Brickheadz IN HAND ship worldwide $59.95
+49.9%
(US) 40878: Teenage Mutant Ninja Turtles Brickheadz IN HAND ship worldwide $59.99
+50.0%
(US) BrickHeadz TMNT 40878 NEW SEALED Ninja Turtles Leo Raph Mikey Donnie 2026 $59.99
+50.0%
(JP) BrickHeadz #40878 Teenage Mutant Ninja Turtles Figures Apr.1 New $74.80
+87.0%

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Cowabunga thrill cartoon and comic book fans with the LEGO BrickHeadz TMNT Teenage Mutant Ninja Turtles Figures (40878) building set for kids ages 10 and up. Boys and girls can channel Turtle Power as they build BrickHeadz versions of Leonardo, Raphael, Michelangelo and Donatello and discover the totally tubular details, including their iconic weapons and a pizza. These Ninja Turtles toys make a fun birthday gift idea and can be displayed as decor once complete. Set contains 567 pieces.

NINJA TURTLES TOYS Raise shell with this LEGO BrickHeadz TMNT Teenage Mutant Ninja Turtles Figures (40878) building set for TMNT fans ages 10 and up

4 TMNT FIGURES The set includes Leonardo, Raphael, Michelangelo and Donatello; the figures are slightly different shades of green to differentiate them and they have initials on their belts

FIGHTING TOY ACCESSORIES The LEGO Ninja Turtles come with their iconic weapons, a katana, twin sai, nunchucks and a bo staff, plus a pizza accessory to...
Description provided by LEGO©