Knuckles vs. Dr. Eggman Egg Crusher Mech
77005-1 Sonic The Hedgehog 2025 350 parts 2.3% catalog rarity Intermediate
The LEGO Sonic The Hedgehog 77005 Knuckles vs. Dr. Eggman Egg Crusher Mech, available in 2025, depicts a confrontation. This 350-piece set features Knuckles the Echidna battling Dr. Eggman, who pilots the Egg Crusher Mech. The mech offers an opening cockpit, a 6-stud launcher, and a spinning claw. Knuckles is equipped with a hoverboard and a catapult that launches two boulders. Collectible items include 3 Gold Rings and 2 Chaos Emeralds. The set's articulated limbs, built with ball joints, allow for varied posing, recreating moments from the game.
Parts Inventory
Showing the first 12 rows of the parts list (350 pieces in total). The full list loads automatically.
| Part | Qty | LEGO price each |
|---|---|---|
| 1× | €0,41 | |
| 2× | €0,29 | |
| 2× | €0,06 | |
| 2× | €0,13 | |
| 3× | €0,41 | |
| 1× | €0,11 | |
| 2× | €0,06 | |
| 6× | €0,06 | |
| 8× | €0,05 | |
| 1× | €0,38 | |
| 2× | €0,05 | |
| 1× | €0,07 |
Catalog rarity
How common are the parts in Knuckles vs. Dr. Eggman Egg Crusher Mech?
3 of 129 recorded part+color combinations appear in 3 or fewer sets in our catalog. This does not measure replacement availability or price.
Theme average
5%
All sets
6.7%
Least common in our catalog
More Sonic The Hedgehog sets
Browse more LEGO Sonic The Hedgehog sets related to Knuckles vs. Dr. Eggman Egg Crusher Mech, including models from 2025 and other sets in the same theme.
Build DNA
Parts inventory insights for Knuckles vs. Dr. Eggman Egg Crusher Mech
350 pieces puts this build 0% against the average Sonic The Hedgehog set and -45% against the average 2025 release.

Vs average Sonic The Hedgehog set
Average Sonic The Hedgehog set: 350 pieces across 24 other sets.
Vs average 2025 set
Average 2025 set: 636 pieces across 562 other sets.
Color profile
Dominant color
Black
Unique parts
3.2 pieces per unique type
Repeat factor
Average pieces per unique type.
Most used part
Technic Axle 2 Notched
14xResults are based on official LEGO part inventories. Accuracy improves as you confirm set completeness.
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