How many pieces does the LEGO Shadow's Mech vs. G.U.N. Trooper (77120-1) have?

The LEGO Shadow's Mech vs. G.U.N. Trooper set (77120-1) contains 374 pieces. It was released in 2026 as part of the LEGO Sonic The Hedgehog theme.

How can I find missing parts for LEGO set 77120-1?

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Can I build the LEGO Shadow's Mech vs. G.U.N. Trooper with parts I already have?

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What theme is the LEGO Shadow's Mech vs. G.U.N. Trooper from?

The LEGO Shadow's Mech vs. G.U.N. Trooper (77120-1) belongs to the LEGO Sonic The Hedgehog theme. You can browse all Sonic The Hedgehog sets on BrickMissing to find more sets from this theme.

Shadow's Mech vs. G.U.N. Trooper - View 6

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

🏷️ 77120-1•🎨 Sonic The Hedgehog•📅 2026•🧱 374 parts•Intermediate

LEGO Sonic The Hedgehog 77120-1 Shadow's Mech vs. G.U.N. Trooper depicts a high-stakes confrontation. Shadow the Hedgehog pilots his formidable mech, featuring fully adjustable limbs with ball joints, twin swords, and four shoulder-mounted stud shooters. Opposing him is the G.U.N. Trooper on the Dark Rider motor, seeking to secure or defend vital treasures. The Doom Wings can be affixed to the mech for aerial maneuvers or directly to Shadow for dynamic role-play. This 374-piece set allows for various display poses and narrative reconstructions, capturing the fast-paced action of the Sonic universe.

Parts Inventory

🧱 374 parts

Part	Color	Qty
Radiator Grille 1x2 2412	Black	1×
Plate 2 x 3 3021	Black	4×
Plate 2 x 2 3022	Black	2×
Plate 1 x 2 3023	Black	2×
Slope Inverted 45° 4 x 2 Double 4871	Black	1×
Brick Special 1 x 2 x 2/3 with Studs on Sides 4595	Black	1×
Tile Special 2 x 2 Inverted 11203	Black	4×
Bracket 1 x 2 - 1 x 2 Inverted 99780	Black	8×
Slope Curved 2 x 2 x 2/3 15068	Black	4×
Tyre 21 x 6 City Motorcycle 50861	Black	2×

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Brick Special 1 x 2 x 2/3 with Studs on Sides	4595	Black	1×
Tile Special 2 x 2 Inverted	11203	Black	4×
Bracket 1 x 2 - 1 x 2 Inverted	99780	Black	8×
Slope Curved 2 x 2 x 2/3	15068	Black	4×
Tyre 21 x 6 City Motorcycle	50861	Black	2×
Slope 45? 2 x 1 with 2/3 Cutout [New Version]	15672	Black	2×
Wedge Plate 2 x 2 Left	24299	Black	3×
Wedge Plate 2 x 2 Right	24307	Black	3×
Tile Special 1 x 2 with Sloped Walls AKA Money / Gold Bar [Ingot]	99563	Black	2×
Bracket 1 x 2 - 1 x 4 [Rounded Corners at Bottom, Square Corners at Top]	28802	Black	3×
Wedge Sloped 45° 2 x 2 Corner	13548	Black	2×
Plate Special 1 x 2 Rounded with 2 Open Studs	35480	Black	6×
FLAT TILE 2X3 W/ ANGLE	35341	Black	6×
Hinge Plate 1 x 2 Locking with 2 Fingers On End, without Groove, 7 Teeth	54657	Black	2×
Tile Special 1 x 3 Inverted with Center Hole	35459	Black	4×
TECHNIC ROTOR, 2 BLADES	50029	Black	2×
Plate Special, 2 x 2 Studs and Handle, Closed Ends (Mech Chest Plate / Armor)	27167	Black	2×
PLATE 1X2 W. 1 HORIZONTAL SNAP	65458	Black	2×
HOLDER Ã˜3.2 W/TUBE Ã˜3.2 HOLE	44873	Black	4×
Plate Special 2 x 2 x 2/3 with Axle Hole and Grill on Sides (Haybale)	71752	Black	1×
PLATE 1X1 W. HOLDER	44860	Black	2×
Plate Special 1 x 2 [Open O Top Clip]	44861	Black	4×
PLATE W. BOWS 2X1Â½	81300	Black	4×
Wedge 3 x 3 Facet	2462	Black	2×
Plate Special 1 x 2 with 2 End Towballs	3170	Black	1×
PLATE 2X2 W. BALL	3768	Black	2×
Brick Special 2 x 5 with Slope, Studs on Side	79897	Black	2×
MINI UPPER PART, NO. 6870	76382	Dark Bluish Gray	1×
Vehicle Track, Roller Coaster Straight 4L	80562	Black	2×
Technic Brick Special 1 x 2 with Pin Hole and 1 x 2 Plate	73109	Black	2×
Slope 33° 2 x 2 Double / Inverted	1762	Black	10×
BRICK 2X2 W/ BALL Ø 10.2	57909	Black	2×
Bracket 1 x 2 - 2 x 2 Centered	7674	Black	3×
MOTOR CYCLE FAIRING, NO. 4	31582	Black	1×
Slope 30° 1 x 1 x 2/3 Double Corner	7826	Black	2×
MOTOR CYCLE, FRAME, NO. 2	7800	Black	1×
T-PIECE	4697	Black	1×
ANGLE ELEMENT, 180 DEGREES [2]	42134	Black	2×
Technic Pin with Friction Ridges Lengthwise with No Center Slots	61332	Black	6×
Plate 2 x 2	3022	Red	2×
Plate 1 x 2	3023	Red	8×
Wedge Plate 4 x 2 Right	41769	Red	2×
Wedge Plate 4 x 2 Left	41770	Red	2×
Bracket 1 x 2 - 1 x 2 Inverted	99780	Red	12×
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper)	15573	Red	1×
Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Medium	87747	Red	4×
Slope 45° 2 x 1 with 2/3 Inverted Cutout and no stud	28192	Red	4×
Bracket 1 x 2 - 1 x 2	99781	Red	2×
Plate Angled 2 x 2 with Step and Hole in Center	79846	Red	4×
Technic Brick Special 1 x 2 with Pin Hole and 1 x 2 Plate	73109	Red	4×
Plate 1 x 1 x 2/3 with Open Stud	86996	Red	2×
Hinge Plate 1 x 4 Swivel Top / Base - Hollow Clip [Complete Assembly]	1927	Red	4×
Animal / Creature Body Part, Claw with Clip	3171	Red	2×
Plate Round Corner 3 x 3 with 2 x 2 Round Cutout	68568	Red	4×
Tile 1 x 2 with Stud Notch Left	5091	Red	2×
Tile 1 x 2 with Stud Notch Right	5092	Red	2×
BRICK 1X2, W/ 10.2 BALL CUP, NO. 1	7510	Red	6×
Bracket 1 x 2 - 2 x 2 Centered	7674	Black	2×
Technic Pin with Friction Ridges Lengthwise and Towball - Round Pin Hole	66906	Red	2×
Plate Special 1 x 2 Rounded with 2 Open Studs	35480	Lime	2×
Slope 30° 1 x 1 x 2/3 (Cheese Slope)	54200	Tan	4×
Plate Special 1 x 2 with Door Rail	32028	Tan	2×
PLATE 1X1 W. HOLDER	44860	Very Light Orange	2×
Bracket 1 x 2 - 1 x 2 Inverted	99780	Tan	6×
Plate 2 x 2	3022	Dark Bluish Gray	2×
Bracket 1 x 2 - 1 x 2 Inverted	99780	Dark Bluish Gray	2×
Plate Special 1 x 2 with 5.9mm Centre Side Towball	14417	Dark Bluish Gray	1×
Technic Brick Special 2 x 2 with 10.2mm Balls with Holes and Axle Hole	17114	Dark Bluish Gray	1×
Plate Special 1 x 2 with End Towball	22890	Dark Bluish Gray	2×
Plate Special 1 x 2 5.9mm Centre Side Towball Socket	14704	Dark Bluish Gray	4×
Slope 45° 2 x 1 with 2/3 Inverted Cutout and no stud	28192	Dark Bluish Gray	3×
PLATE 1X2 W/STUB VERTICAL/END	49715	Dark Bluish Gray	2×
Launcher Trigger, Weapon Gun Trigger	69755	Dark Bluish Gray	5×
3.2 SHAFT W/ 5.9 BALL	67692	Dark Bluish Gray	2×
Bar 1L with Clip [Cut Edges and One Side Hole] [Full Clip]	3484	Dark Bluish Gray	2×
Slope Inverted 45° 2 x 2 [Round Hollow Bottom Pin, Bar-sized Stud Holes]	76959	Dark Bluish Gray	1×
Technic Pin 1/2 with Friction	89678	Dark Bluish Gray	2×
Brick 1 x 4	3010	Black	1×
Tile 1 x 3	63864	Black	3×
Plate 1 x 2	3023	Black	2×
Plate 1 x 4	3710	Black	1×
PLATE 2X2 ROUND	4032	Black	3×
Plate 1 x 1	3024	Black	5×
Slope 30? 1 x 2 x 2/3	85984	Black	1×
Tile Special 1 x 2 with Sloped Walls AKA Money / Gold Bar [Ingot]	99563	Black	3×
Plate Special 1 x 2 [Open O Top Clip]	44861	Black	2×
Brick Special 2 x 5 with Slope, Studs on Side	79897	Black	2×
Bracket 1 x 2 - 1 x 2	99781	Black	4×
Handlebars	30031	Light Bluish Gray	1×
Bracket 1 x 2 - 1 x 2	99781	Light Bluish Gray	2×
Plate Special 1 x 2 5.9mm Towball Socket	14418	Light Bluish Gray	4×
Plate Special 1 x 2 5.9mm Centre Side Towball Socket	14704	Light Bluish Gray	5×
BALL W. CROSS AXLE	3985	Light Bluish Gray	2×
Plate Special 1 x 2 with Angular Extension and Flexible Tip [Plain]	61406	Black	2×
Wheel Centre 15 x 6 City Motorcycle with Stub Axles	50862	Red	2×
Launcher, Plate Special 1 x 2 with Mini Blaster Square	69754	Pearl Titanium	1×
BACK PLATE W.2 KNOBS FOR TEXTILE	28656	Trans-Clear	1×
ROOF TILE 1X1X2/3	35338	Trans-Clear	3×
FLAT TILE 1X1, ROUND	35380	Trans-Clear	4×
Ghost Effect with Bar	5500	Trans-Red	2×
DIAMOND WITH STICK	28556	Trans-Neon Green	1×
PLATE 1X1 ROUND	34823	Trans-Neon Green	4×
DIAMOND WITH STICK	28556	Black	1×
PLATE 1X2	28653	Black	2×
PLATE 1X1 ROUND	34823	Black	10×
Radiator Grille 1x2	2412	Medium Lime	2×
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper)	15573	Yellow	4×
PL.ROUND 1X1 W. THROUGHG. HOLE	28626	Medium Lime	1×
Weapon Chakram / Hoop Blade / Ring	35485	Pearl Gold	2×
Launcher, Plate Special 1 x 2 with Mini Blaster Square	69754	Pearl Gold	4×
Plate Round 1 x 1 with Hollow Stud and Underside Clip	5264	Pearl Gold	4×
Propeller 1 Blade 2 x 16 with Axle	98135	Pearl Gold	2×
Plate 2 x 4	3020	White	2×
Plate 1 x 2	3023	White	4×
Plate Special 1 x 2 [Side Handle Closed Ends]	48336	White	2×
Brick Curved 2 x 2 x 2/3 Two Studs and Curved Slope End	47457	White	2×
Slope 30? 1 x 2 x 2/3	85984	White	2×
Wedge Plate 2 x 2 Cut Corner	26601	White	2×
BAD ROBOT ARM	49753	White	4×
Technic Brick Special 1 x 2 with Pin Hole and 1 x 2 Plate	73109	White	2×
Plate 1x1 with Up Right Holder	44842	White	4×
Slope 33° 2 x 2 Double / Inverted	1762	White	2×

Build DNA

Parts inventory insights for Shadow's Mech vs. G.U.N. Trooper

374 pieces puts this build +7% against the average Sonic The Hedgehog set and -40% against the average 2026 release.

LEGOSONIC THE HEDGEHOG

Vs average Sonic The Hedgehog set

+7%+25 parts

This set374

Average set349

Average Sonic The Hedgehog set: 349 pieces across 24 other sets.

Vs average 2026 set

-40%-254 parts

This set374

Average set628

Average 2026 set: 628 pieces across 427 other sets.

Color profile

13different colors

Dominant color

Black

Black166x

46%

Red71x

20%

Dark Bluish Gray30x

White26x

Unique parts

3.6 pieces per unique type

100

Repeat factor

Average pieces per unique type.

Most used part

Bracket 1 x 2 - 1 x 2 Inverted

28x

Results are based on official LEGO part inventories. Accuracy improves as you confirm set completeness.

This site is not affiliated with or endorsed by the LEGO Group.

Build Insights🧩100unique parts🎨13different colors📊28.8avg. parts per color🏆28×Bracket 1 x 2 - 1 x 2 Inverted

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