Forecast Model

This represents the expected annual growth (CAGR) based on a forecast model only.
71377 King Boo and the Haunted Yard is a 431 piece Super Mario set with 7 minifigs released in 2020. This is a Ghost House-themed expansion set that includes King Boo, Goomba Guards, and spinning Swoopers. It is only available at select retailers.

The current retail price is $49.99, however, the average price on the secondary markets is around $60 which could indicate the set is backordered or temporarily out of stock in various regions. Once retired, the initial annual growth for the first year will be around 13% but will level off closer to 11% after the second year, which will value the set bewteen $73 and $90 shortly after retirement.

For Sale (New/Sealed)

This chart shows the sales listing trends of 71377 King Boo and the Haunted Yard.
(US) Amazon listing for King Boo and the Haunted Yard
~$48.99
-2.0%
(US) Super Mario King Boo and the Haunted Yard Expansion Set 71377
$49.99
(US) Offical set 71377 Super Mario King Boo and the Haunted Yard at LEGO.com
BrickEconomy Choice
$49.99
(HK) BrickLink store Funny_bricks
$55.19
+10.4%
(US) SUPER MARIO KING BOO AND THE HAUNTED YARD EXPANSION SET, UNOPENED, SEALED
$57.39
+14.8%
(US) Super Mario: King Boo and the Haunted Yard Expansion Set (71377) Sealed NEW
$58.99
+18.0%
(CA) Super Mario: King Boo and the Haunted Yard (71377) - New & Sealed!
$59.20
+18.4%
(US) Super Mario King Boo and the Haunted Yard Expansion Set 71377 NEW IN BOX
$59.99
+20.0%
(HK) - MISB, box condition 9/10, outer box may have tiny minor scratch, good for collectio...
$60.00
+20.0%
(US) Super Mario: King Boo and the Haunted Yard Expansion Set (71377)
$64.99
+30.0%
(US) **NEW** LEGO Super Mario King Boo and the Haunted Yard Expansion Set 71377
$69.54
+39.1%
Show 78 more listings

Sets in Super Mario / Expansion Set

Theme / Subtheme Super Mario / Expansion Set
Year 2021
Pieces 1,152
Availability Retail
71391 LEGO Super Mario Bowser's Airship
Retail $99.99
Available at retail
Theme / Subtheme Super Mario / Expansion Set
Year 2020
Pieces 1,010
Availability Retail
71369 LEGO Super Mario Bowser's Castle Boss Battle
Retail $99.99
Available at retail
Theme / Subtheme Super Mario / Expansion Set
Year 2021
Pieces 862
Availability Retail
71390 LEGO Super Mario Reznor Knockdown
Retail $69.99
Available at retail
Theme / Subtheme Super Mario / Expansion Set
Year 2022
Pieces 504
Availability Retail
71399 LEGO Super Mario Luigi's Mansion Entryway
Retail $39.99
Not yet released
Theme / Subtheme Super Mario / Expansion Set
Year 2021
Pieces 484
Availability Retail
71389 LEGO Super Mario Lakitu Sky World
Retail $39.99
Available at retail
Theme / Subtheme Super Mario / Expansion Set
Year 2020
Pieces / Minifigs 468 / 2
Availability Retail
71362 LEGO Super Mario Guarded Fortress
Retail $49.99
Available at retail
Theme / Subtheme Super Mario / Expansion Set
Year 2020
Pieces / Minifigs 464 / 5
Availability Retail
71368 LEGO Super Mario Toad's Treasure Hunt
Retail $69.99
Available at retail
Theme / Subtheme Super Mario / Expansion Set
Year 2020
Pieces 393
Availability Limited Retail
71376 LEGO Super Mario Thwomp Drop
Retail $39.99
Available at retail
Theme / Subtheme Super Mario / Expansion Set
Year 2021
Pieces 374
Availability Retail
71383 LEGO Super Mario Wiggler's Poison Swamp
Retail $39.99
Available at retail
Theme / Subtheme Super Mario / Expansion Set
Year 2021
Pieces 267
Availability Retail
71382 LEGO Super Mario Piranha Plant Puzzling Challenge
Retail $29.99
Available at retail
Theme / Subtheme Super Mario / Expansion Set
Year 2021
Pieces 231
Availability Retail
71388 LEGO Super Mario Boss Sumo Bro Topple
Retail $29.99
Available at retail
Theme / Subtheme Super Mario / Expansion Set
Year 2020
Pieces / Minifigs 217 / 4
Availability Retail
71365 LEGO Super Mario Piranha Plant Power Slide
Retail $29.99
Available at retail
Theme / Subtheme Super Mario / Expansion Set
Year 2020
Pieces / Minifigs 205 / 2
Availability Retail
71367 LEGO Super Mario Mario's House & Yoshi
Retail $29.99
Available at retail
Theme / Subtheme Super Mario / Expansion Set
Year 2020
Pieces / Minifigs 180 / 2
Availability Retail
71363 LEGO Super Mario Desert Pokey
Retail $19.99
Available at retail
Theme / Subtheme Super Mario / Expansion Set
Year 2020
Pieces / Minifigs 163 / 2
Availability Retired
40414 LEGO Super Mario Monty Mole & Super Mushroom
promotional
Value $85.24
Annual growth 5.1%
Theme / Subtheme Super Mario / Expansion Set
Year 2021
Pieces 160
Availability Retail
71381 LEGO Super Mario Chain Chomp Jungle Encounter
Retail $19.99
Available at retail
Theme / Subtheme Super Mario / Expansion Set
Year 2020
Pieces / Minifigs 133 / 2
Availability Retail (Retiring soon)
71364 LEGO Super Mario Whomp's Lava Trouble
Retail $19.99
Available at retail
Theme / Subtheme Super Mario / Expansion Set
Year 2020
Pieces / Minifigs 132 / 3
Availability Retail (Retiring soon)
71366 LEGO Super Mario Boomer Bill Barrage
Retail $29.99
Available at retail
Theme / Subtheme Super Mario / Expansion Set
Year 2020
Pieces 120
Availability Retired
77907 LEGO Super Mario Toad's Special Hideaway
Retail $19.99
Value $99.98
Growth 400.2%
Annual growth 37.2%
Theme / Subtheme Super Mario / Expansion Set
Year 2021
Pieces 39
Availability Limited Retail
30389 LEGO Super Mario Fuzzy & Mushroom Platform
Retail $3.99
Available at retail
Theme / Subtheme Super Mario / Expansion Set
Year 2020
Pieces 18
Availability Retail
30385 LEGO Super Mario Super Mushroom Surprise
Retail $4.99
Available at retail
Theme / Subtheme Super Mario / Expansion Set
Year 2022
Availability Retail
71397 LEGO Super Mario Luigi's Mansion Lab and Poltergust
Retail $29.99
Not yet released
Theme / Subtheme Super Mario / Expansion Set
Year 2022
Availability Retail
71401 LEGO Super Mario Luigi's Mansion Haunt-and-Seek
Retail $79.99
Not yet released

Minifigs

King Boo and the Haunted Yard contains the following minifigs. The 3 minifigs are unique to this set.
LEGO® Super Mario™ fans will love the frightful challenges in this King Boo and the Haunted Yard Expansion Set (71377). A fun gift for kids to add to the LEGO Super Mario Starter Course (71360), this collectible toy features King Boo, 2 Goombas and 4 Swoop figures for action-packed gameplay. To get to the hidden Super Star, players must stomp on Goombas and a spider web, flip a tree and then stomp the spinning Swoops to topple King Boo.

Fans can create frightfully fun, stomping, spinning challenges to add to their LEGO® Super Mario™ Starter Course with this action-packed King Boo and the Haunted Yard Expansion Set (71377).

This LEGO® Super Mario™ toy playset features 2 Goombas, 4 Swoops and a King Boo for gameplay action as players guide LEGO® Mario™ (figure not included; find in the Starter Course) through the brick-built haunted yard.
Description provided by LEGO©