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Retiring soonAges 8+

Knuckles vs. Dr. Eggman Egg Crusher Mech (77005)

Name: Knuckles vs. Dr. Eggman Egg Crusher Mech
Brand: LEGO
SKU: 77005

Prices last checked: 27 October 2026 at 19:30

LEGO.com4.7(4)Amazon4.8350 pieces · 5.0p each

Available From

Cheapest right now

£17.58€20.99

Amazon FR

Save £17.41

50% under £34.99 RRP

Go to Amazon FR

Free delivery · priced in EUR, converted at the ECB rate of 23 Oct 2026

Its price range since we started watchingtoday is near the bottom

£21.88 lowest£35.00 highest

Also available

Amazon UK

Free delivery

£31.99

£3.00 under RRP

Buy

Amazon DE

Not re-checked since 25 Sept 2026

€21.14

Argos

Not re-checked since 13 May 2026

£35.00

LEGO.comOfficial

Sets the RRP everything else is measured against

£34.99

Buy

It was £21.88 at Amazon UK in July. Checked 37 times over 281 days · average £27.27.

Building Instructions Brickset

Price Analysis

Lowest Price Ever

£21.88

at Amazon UK · Jul 2026

Average Price (12mo)

£27.27

Current vs Average

+17.3%

Above average

Price Trend

Rising

Last 30 days

Best Month to Buy

June

Value Score

9.0/10

Price-per-piece vs theme avg

The lowest price we've recorded for Knuckles vs. Dr. Eggman Egg Crusher Mech is £21.88 at Amazon UK in July 2026. The current price is 17.3% above the 12-month average of £27.27. Prices have been trending upward recently. Consider buying soon if you spot a deal. Historically, June tends to offer the best prices for this set.

Price History & Buying Verdict

VerdictBuy now

•This set is marked as retiring soon by LEGO — once production stops, prices on the secondary market typically rise significantly.
•The current best price of £17.58 is within 5% of the all-time low we've recorded (£21.88 at Amazon UK, July 2026).
•The current price is 17.3% above the 12-month average of £27.27, so waiting for a drop may pay off.
•Prices have been rising over the last 30 days, so locking in the current price could be wise.
•On price-per-piece, this is one of the better-value sets in the LEGO® Sonic the Hedgehog™ range (value score 9.0/10 vs theme average).

We've been tracking the price of LEGO LEGO® Sonic the Hedgehog™ Knuckles vs. Dr. Eggman Egg Crusher Mech (350 pieces) for 281 days, recording 37 data points across LEGO.com and major UK retailers. Over that period the price has dropped 14 times below previous levels, with the lowest price ever recorded being £21.88 at Amazon UK in July 2026.

The 12-month average sale price for set 77005 works out to £27.27 — that's 22.1% below the LEGO RRP of £34.99. The highest price we recorded across our tracked retailers was £35.00, giving a range of about £13.12 between the cheapest and most expensive observation.

Amazon UK has run the most price drops on this set in the period we've tracked, making it the retailer most worth watching for short-term deals. Historically, June has produced the lowest average prices for Knuckles vs. Dr. Eggman Egg Crusher Mech, so if you're not in a hurry it's worth bookmarking the page closer to that window. Prices have been trending upward over the last 30 days, so the deals window may be closing.

Want to see how LEGO Knuckles vs. Dr. Eggman Egg Crusher Mech (set 77005) compares against other sets? Browse the best-value LEGO sets or check the full price-history tracker.

Description

Knuckles vs. Dr. Eggman Egg Crusher Mech (77005) is a LEGO LEGO® Sonic the Hedgehog™ set with 350 pieces, with an RRP of £34.99. It's currently available from £31.99 at Amazon UK, 9% below the RRP, saving £3.00. Amazon FR lists it for €20.99 (about £17.58 before delivery and any import costs). Prices have been rising recently, so acting sooner may be wise. With a value score of 9.0/10, this set offers excellent value compared to other LEGO® Sonic the Hedgehog™ sets.

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, there’s 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 pieces.

Features

Sonic gamer merch playset – Treat fans and kids aged 8 and up to this Knuckles vs. Dr. Eggman Egg Crusher Mech playset, with multiple play options and 2 iconic characters to inspire fun stories
Dr. Eggman mech toy – This role-play toy for kids features a buildable, posable mech, a hoverboard and a catapult toy with 2 boulders, plus Knuckles and Dr. Eggman characters
Hands-on interactive fun – Set has a posable mech with a 6-stud rotating launcher, giant spinning claw and articulated limbs to inspire play, and it’s easy for gaming toy fans to take on playdates
LEGO® mech adventures – This fighting toy also includes a catapult with terrain that launches boulders with a lever push, letting Sonic fans play out endless action with Knuckles and Dr. Eggman
Active gifts for gamers aged 8-12 and up – A fun Sonic gift for boys or girls, with Knuckles, Dr. Eggman and a mech, which makes a unique gift idea for kids who like hands-on toys for interactive play
A fun way to build – The LEGO® Builder app guides kids on an intuitive building adventure where they can save sets, track their progress and zoom in and rotate models in 3D while they build
Creative LEGO® toys – All of the LEGO Sonic the Hedgehog™ playsets introduce kids to fast-action fun and imaginative play with different characters and story possibilities in each set
Dimensions – The 350-piece set includes a LEGO® mech toy that stands over 6 in. (15 cm) tall and a catapult with terrain that measures over 1.5 in. (4 cm) high, 2 in. (6 cm) wide and 3 in. (7 cm) deep

Minifigures Included

2 figures

Minifigures in Knuckles vs. Dr. Eggman Egg Crusher Mech.

Dr. Ivo 'Eggman' Robotnik
4 parts
Knuckles
3 parts

Minifigure data from Rebrickable.

Frequently Asked Questions about Knuckles vs. Dr. Eggman Egg Crusher Mech

What is the best price for LEGO Knuckles vs. Dr. Eggman Egg Crusher Mech (Set 77005)?

The best current UK price for LEGO Knuckles vs. Dr. Eggman Egg Crusher Mech (Set #77005) is £31.99 at Amazon UK. This is £3.00 cheaper than the official LEGO RRP of £34.99. Price last verified on 27 October 2026.

How much can I save on LEGO Knuckles vs. Dr. Eggman Egg Crusher Mech?

You can save £3.00 (9% off) on LEGO Knuckles vs. Dr. Eggman Egg Crusher Mech by buying from Amazon FR instead of LEGO.com. The official RRP is £34.99, but you can get it for just £20.99. Browse more top discounts.

How many pieces are in LEGO set 77005?

LEGO Knuckles vs. Dr. Eggman Egg Crusher Mech (Set #77005) contains 350 pieces. At the best available price of £20.99, that works out to approximately 6.0p per piece.

What age is LEGO Knuckles vs. Dr. Eggman Egg Crusher Mech suitable for?

LEGO Knuckles vs. Dr. Eggman Egg Crusher Mech (Set #77005) is recommended for ages 8+. This set is part of the LEGO LEGO® Sonic the Hedgehog™ theme. View all LEGO® Sonic the Hedgehog™ sets and deals.

Where can I find the building instructions for LEGO Knuckles vs. Dr. Eggman Egg Crusher Mech?

You can download the official building instructions for LEGO Knuckles vs. Dr. Eggman Egg Crusher Mech (Set #77005) for free from LEGO.com. Download the building instructions here. The instructions are available as a PDF and can be viewed on any device.

Where can I buy LEGO Knuckles vs. Dr. Eggman Egg Crusher Mech in the UK?

LEGO Knuckles vs. Dr. Eggman Egg Crusher Mech (Set #77005) is available from 2 UK retailers including Amazon FR, Amazon UK. Prices range from £17.58 to £31.99. It's also available directly from LEGO.com at £34.99.

Is LEGO Knuckles vs. Dr. Eggman Egg Crusher Mech on sale right now?

Yes! While not on sale at LEGO.com, you can get LEGO Knuckles vs. Dr. Eggman Egg Crusher Mech for £20.99 at Amazon FR - that's 9% below the official RRP of £34.99. Browse more best offers.

What is the lowest price ever recorded for LEGO Knuckles vs. Dr. Eggman Egg Crusher Mech?

The lowest price we've recorded for LEGO Knuckles vs. Dr. Eggman Egg Crusher Mech (Set #77005) is £21.88 at Amazon UK in July 2026. That's 37% off the LEGO RRP of £34.99. Track the latest movements on our LEGO price history page.

Is LEGO Knuckles vs. Dr. Eggman Egg Crusher Mech being discontinued or retiring soon?

Yes — LEGO Knuckles vs. Dr. Eggman Egg Crusher Mech is flagged as retiring soon by LEGO. Once production ends and remaining stock sells through, prices on the secondary market typically climb well above RRP. If this set is on your list, the safest window is now while retailers still have stock. Browse our list of retiring LEGO sets to see what else is on the way out.

Is LEGO Knuckles vs. Dr. Eggman Egg Crusher Mech good value for money?

Comparing piece-count to price across the LEGO LEGO® Sonic the Hedgehog™ theme, this set scores 9.0 / 10 for value. That works out to about 6.0p per piece. That puts Knuckles vs. Dr. Eggman Egg Crusher Mech in the top tier of LEGO® Sonic the Hedgehog™ sets for raw build value — you're paying noticeably less per brick than the theme average. Compare against other contenders on our best-value LEGO sets page.