LEGO 77005 Knuckles vs. Dr. Eggman Egg Crusher Mech is a Sonic the Hedgehog set currently available at retail for $44.99 and is projected to retire at the end of 2026. Current new-sealed secondary market prices range from $45 to $60. Lately, the set holds steady as rising member interest balances against its low retail price.

Forecast Model

This shows the set's value since release and where our forecast expects it to go.
LEGO 77005 Knuckles vs. Dr. Eggman Egg Crusher Mech is a Sonic the Hedgehog Modern Games set released in 2025, containing 350 pieces and 2 minifigures. The main build is Dr. Eggman’s Egg Crusher Mech, which is posable and includes an opening cockpit, a rotating 6-stud launcher, a large spinning claw, and articulated limbs. The set includes Knuckles the Echidna and Dr. Eggman minifigures. Accessories comprise a hoverboard, a catapult with two boulders, three gold rings, and two Chaos Emeralds.

A year from now our forecast has Knuckles vs. Dr. Eggman Egg Crusher Mech near $51, and around $62 five years out, as it heads into retirement in 2026.

For Sale (New/Sealed)

This chart shows the sales listing trends of 77005 Knuckles vs. Dr. Eggman Egg Crusher Mech.
(US) Sonic the Hedgehog Knuckles vs. Dr. Eggman Egg Crusher Mech 77005 New Seale
BrickEconomy Choice
$34.99
(US) Amazon listing for Knuckles vs. Dr. Eggman Egg Crusher Mech $35.99
-20.0%
(US) NEW LEGO 77005 Sonic the Hedgehog Knuckles vs. Dr. Eggman Egg Crusher Mech $39.99
-11.1%
(AU) 77005 Knuckles vs. Dr. Eggman Egg Crusher Mech - BNISB New - AU $40.84
-9.2%
(US) Sonic The Hedgehog Knuckles Vs. Dr. Eggman Egg Crusher Mech 77005 Building $42.00
-6.6%
(US) 77005 Sonic the Hedgehog Knuckles vs. Dr. Eggman Egg Crusher Mech Set NEW $42.27
-6.0%
(US) 77005 Sonic the Hedgehog Knuckles vs. Dr. Eggman Egg Crusher Mech New $44.98
0.0%
(US) LEGO Sonic the Hedgehog Knuckles vs. Dr. Eggman Egg Crusher Mech (77005) $44.99
(US) - Sonic the Hedgehog Knuckles vs. Dr. Eggman Egg Crusher Mech 77005 $44.99
(US) Official LEGO Knuckles vs. Dr. Eggman Egg Crusher Mech $44.99
(US) Knuckles vs. Dr. Eggman Egg Crusher Mech from BrickLink seller BricksvilleOKC $44.99
(US) Knuckles vs. Dr. Eggman Egg Crusher Mech from BrickLink seller BricksvilleEDM $44.99
(US) Knuckles vs. Dr. Egg LEGO $45.00
(US) 77005 Sonic the Hedgehog Knuckles vs. Dr. Eggman Egg Crusher Mech Mini Figs $46.00
+2.2%
Picked for your regionShow 14 more listings

Market Momentum

Neutral
As retirement gets closer, this set is selling well below retail while member demand is rising, so momentum is holding level.
DemandLower half in Sonic the Hedgehog
High demand and rising
12 months agoToday
Listings and stockLast 30 days
Out of stock in CA
GB
CA
AU
Price vs retailLast 30 days
20% below retail
Lowest new price at Amazon
Outlook:40% bearish·27% neutral·33% bullish
Why it's moving, signals and outlook

Knuckles vs. Dr. Eggman Egg Crusher Mech Minifigs

Knuckles vs. Dr. Eggman Egg Crusher Mech contains 2 minifigures.

Compared with other Modern Games sets

What sets Knuckles vs. Dr. Eggman Egg Crusher Mech apart is that it costs more per piece at retail than most of the Modern Games sets.

$0.13 a piece
Retail price per piece
This set
$0.13
Typical
$0.11
About 15% above the group's typical retail price per piece.
#3 of 5 still at retail
Members adding it, past 4 months
This set
Typical
Close to the rate of the group's sets still at retail.
Modern Games sets still at retailRetail
77120 Shadow's Mech vs. G.U.N. Trooper$49.99
77005 Knuckles vs. Dr. Eggman Egg Crusher Mech$44.99
77119 Tails' Tornado-1$29.99
77002 Cyclone vs. Metal Sonic$29.99
77001 Sonic's Campfire Clash$19.99

Sets in Sonic the Hedgehog / Modern Games

76993 Sonic vs. Dr. Eggman's Death Egg Robot

Theme / Subtheme Sonic the Hedgehog / Modern Games
Year 2023
Pieces / Minifigs 615 / 2
Availability Retired
76993 LEGO Sonic the Hedgehog Sonic vs. Dr. Eggman's Death Egg Robot
Retail $59.99
Value $125.30
Growth  +108.9%
Annual growth 26.3%

76999 Super Sonic Vs. Egg Drillster

Theme / Subtheme Sonic the Hedgehog / Modern Games
Year 2024
Pieces / Minifigs 590 / 7
Availability Retired
76999 LEGO Sonic the Hedgehog Super Sonic Vs. Egg Drillster
Retail $79.99
Value $75.00

77003 Super Shadow vs. Biolizard

Theme / Subtheme Sonic the Hedgehog / Modern Games
Year 2025
Pieces / Minifigs 419 / 2
Availability Retired
77003 LEGO Sonic the Hedgehog Super Shadow vs. Biolizard
Retail $44.99
Value $49.54
Growth  +10.1%

77120 Shadow's Mech vs. G.U.N. Trooper

Theme / Subtheme Sonic the Hedgehog / Modern Games
Year 2026
Pieces / Minifigs 374 / 1
Availability Retail
77120 LEGO Sonic the Hedgehog Shadow's Mech vs. G.U.N. Trooper
Retail $49.99
Available at retail

77119 Tails' Tornado-1

Theme / Subtheme Sonic the Hedgehog / Modern Games
Year 2026
Pieces / Minifigs 310 / 1
Availability Retail
77119 LEGO Sonic the Hedgehog Tails' Tornado-1
Retail $29.99
Available at retail

77002 Cyclone vs. Metal Sonic

Theme / Subtheme Sonic the Hedgehog / Modern Games
Year 2025
Pieces / Minifigs 290 / 2
Availability Retail
77002 LEGO Sonic the Hedgehog Cyclone vs. Metal Sonic
Retail $29.99
Available at retail

76996 Knuckles Mech Battle

Theme / Subtheme Sonic the Hedgehog / Modern Games
Year 2024
Pieces / Minifigs 276 / 2
Availability Retired
76996 LEGO Sonic the Hedgehog Knuckles Mech Battle
Retail $34.99
Value $37.05
Growth  +5.9%

76995 Shadow's Escape

Theme / Subtheme Sonic the Hedgehog / Modern Games
Year 2023
Pieces / Minifigs 196 / 1
Availability Retired
76995 LEGO Sonic the Hedgehog Shadow's Escape
Retail $19.99
Value $26.99
Growth  +35.0%

77001 Sonic's Campfire Clash

Theme / Subtheme Sonic the Hedgehog / Modern Games
Year 2025
Pieces / Minifigs 177 / 1
Availability Retail
77001 LEGO Sonic the Hedgehog Sonic's Campfire Clash
Retail $19.99
Available at retail

30676 Kiki's Coconut Attack

Theme / Subtheme Sonic the Hedgehog / Modern Games
Year 2024
Pieces 42
Availability Retired
30676 LEGO Sonic the Hedgehog Kiki's Coconut Attack
Retail $4.99
Value $8.99
Growth  +80.2%
Annual growth 13.4%

Knuckles vs. Dr. Eggman Egg Crusher Mech Questions

What is LEGO 77005 Knuckles vs. Dr. Eggman Egg Crusher Mech worth?

Right now, Knuckles vs. Dr. Eggman Egg Crusher Mech is valued at $45 new. Used copies are worth about $37.

Is LEGO 77005 Knuckles vs. Dr. Eggman Egg Crusher Mech still available?

Yes. Knuckles vs. Dr. Eggman Egg Crusher Mech has been on store shelves since August 2025 and is still available. No retirement date has been announced yet. Based on how long similar sets stay on store shelves, it is expected to retire at the end of 2026.

How does the value of LEGO 77005 Knuckles vs. Dr. Eggman Egg Crusher Mech compare with its retail price?

New copies go for close to the $44.99 retail price.

What will LEGO 77005 Knuckles vs. Dr. Eggman Egg Crusher Mech be worth next year?

BrickEconomy's forecast puts Knuckles vs. Dr. Eggman Egg Crusher Mech near $51 in twelve months, about 13% more than today. In the short term the market reads neutral. On balance, demand, supply and price are level. This is an estimate and markets can change.

How many pieces and minifigures are in LEGO 77005 Knuckles vs. Dr. Eggman Egg Crusher Mech?

The set contains 350 pieces, or $0.13 per piece at retail, with 2 minifigures: Dr. Eggman (Doctor Ivo Robotnik) and Knuckles. Together the minifigures are worth about $26, about 58% of the set's value, and Dr. Eggman (Doctor Ivo Robotnik) is the most valuable at $16.

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Engage Sonic toy fans, boys and girls aged 8 plus with thrilling adventures in this Knuckles vs. Dr. Eggman Egg Crusher Mech (77005) LEGO Sonic the Hedgehog set, full of features and functions. This gift for gamers includes a hands-on posable toy mech with an opening cockpit, rotating 6-stud launcher, a massive spinning claw and articulated limbs for interactive play. 2 characters, Knuckles the Echidna and Dr. Eggman, are ready for role-play fun, plus, theres a hoverboard, a catapult toy with 2 boulders, 3 Gold Rings and 2 Chaos Emeralds.

Any action-loving kid will be proud to own this gaming toy. The cool Sonic playset works with other LEGO Sonic the Hedgehog sets in the range (all sold separately), and fans of the Blue Blur will love this play toy featuring their favorite gaming characters. Kids also enjoy an easy, intuitive building adventure with the LEGO Builder app, where they can zoom in and rotate models in 3D, save sets and track their progress. Set contains 350...
Description provided by LEGO©