LEGO 71454 Mateo and Z-Blob the Robot is a DREAMZzz set valued at $24 for new and sealed sets, up 20% from an original retail price of $19.99. The set retired in December 2024 with annual appreciation averaging 9.97% since. Used copies are valued between $16 and $22 depending on condition. Secondary market prices for new and sealed sets typically fall between $20 and $32. Momentum for the set is building, helped by recent gains in value, together with a thinner supply of listings.

Mateo and Z-Blob the Robot Value (New/Sealed)

This chart represents the current new/sealed value of the set Mateo and Z-Blob the Robot since December 2024. Very high accuracy
LEGO 71454 Mateo and Z-Blob the Robot is a DREAMZzz set from the Trials of the Dream Chasers subtheme released in 2023, containing 237 pieces and 2 minifigures. Based on the DREAMZzz TV storyline, it features Mateo and Jayden, a nightmare monster, and the bed from which Jayden is kidnapped. The build centers on a fully articulated Z-Blob robot that can be configured with hand and shoulder blasters or with a jetpack and helmet. Accessories include Mateo’s belt, pencil staff, and an hourglass.

A new, sealed Mateo and Z-Blob the Robot is worth around $24 today. It has grown about 10.0% a year since retirement, and our forecast has it 5% higher a year from now. The average used price is $20 for those in good overall condition. The 2 included minifigs account for approximately 18% of the set's total value. New and sealed listings currently range from $22 to $34. The set was available for 16 months, from August 2023 to December 2024.
Collector and Investor Standing
Jayden and Mateo, with his bright green utility belt, give this DREAMZzz set its cast. Collectors mostly own it rather than seek it out, but investors have more to notice: market activity is picking up, and the theme has held its value well.
47/100
Collector
A small following
This DREAMZzz set seldom makes wanted lists
69/100
Investor
Stronger than most
DREAMZzz has held its value well

For Sale (New/Sealed)

(CA) - Dreamzzz - 71454 - Mateo and Z-Blob the Robot $19.67
-18.0%
(FR) DREAMZzz 71454 Mateo and Z-Blob the Robot SET BOX $19.70
-17.9%
(US) 71454 DreamZzz Mateo and z-blob the robot NEW Sealed package
BrickEconomy Choice
$19.99
-16.7%
(US) Mateo and Z-Blob the Robot from BrickLink seller Toa_Lhekan $19.99
-16.7%
(US) Mateo and Z-Blob the Robot from BrickLink seller thompw01 $19.99
-16.7%
(US) Dreamzzz 71454 Mateo and Z Blob the Robot $20.00
-16.7%
(US) Dreamzzz: Mateo and Z-Blob the Robot (71454) $20.00
-16.7%
(US) New (sealed) Lego Dreamzzz 71454 Mateo and Z-Blob the Robot - ages 7+ $20.00
-16.7%
(US) DREAMZzz 71454 Mateo and Z-Blob The Robot New Factory Sealed $21.99
-8.4%
(US) 71454 DREAMZzz Mateo and Z-Blob The Robot Building Set Ages 7+ 237 Pieces $22.00
-8.3%
(US) Mateo and Z-Blob the Robot from BrickLink seller eelan97 $22.00
-8.3%
(US) Dreamzzz Mateo and Z-Blob the Robot 71454 $22.80
-5.0%
(US) DREAMZZZ: Mateo and Z-Blob the Robot (71454) - New unopened box $23.00
-4.2%
(CA) Dreamzzz Mateo And Z Blob The Robot Building Toy Set 71454 New $24.77
+3.2%
Picked for your regionShow 13 more listings

Sales Distribution (Last 90 Days)

This chart shows the distribution of sales for the past three months of new/sealed 71454 Mateo and Z-Blob the Robot.

Sale Trends

This chart shows the sales trends of new/sealed 71454 Mateo and Z-Blob the Robot.

Market Momentum

Bullish
This set's value is climbing, but member demand is cooling.
DemandTop 25% in DREAMZzz
Very high demand but falling
12 months agoToday
SupplyTypical for DREAMZzz
Listings down 29% this month
12 months agoToday
Growth vs peers+8% typical for Trials of the Dream Chasers
+15% over the past year
12 months agoToday
Outlook:25% bearish·12% neutral·63% bullish
Why it's moving, signals and outlook

Mateo and Z-Blob the Robot Minifigs

Mateo and Z-Blob the Robot contains 2 minifigures.

Compared with other Trials of the Dream Chasers sets

Three things count for Mateo and Z-Blob the Robot in this group. No set below it is as hard to find for sale, over the past year it outpaced similar sets, and most sets below it cost about twice as much at launch.

#2 of 7
By growth since retail, +20%
+0%+32%
In the top quarter of the group.
$0.10 a piece
New and sealed value per piece
This set
$0.10
Typical
$0.11
Close to the group's typical value per piece.
Top sets by growthSince retail
171469 Nightmare Shark Ship+32%
271454 Mateo and Z-Blob the Robot+20%
340657 Dream Village+15%

Related Sets

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Year 2023
Pieces / Minifigs 44 / 1
Availability Retired
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promotional
Value $3.79
Annual growth 25.4%

Sets in DREAMZzz / Trials of the Dream Chasers

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Pieces / Minifigs 1,389 / 4
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Pieces / Minifigs 878 / 10
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71460 LEGO DREAMZzz Trials of the Dream Chasers Mr. Oz's Spacebus
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Value $99.14

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Year 2023
Pieces / Minifigs 681 / 4
Availability Retired
71459 LEGO DREAMZzz Trials of the Dream Chasers Stable of Dream Creatures
Retail $79.99
Value $76.14

71458 Crocodile Car

Year 2023
Pieces / Minifigs 494 / 5
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Retail $59.99
Value $59.57

71457 Pegasus Flying Horse

Year 2023
Pieces / Minifigs 482 / 4
Availability Retired
71457 LEGO DREAMZzz Trials of the Dream Chasers Pegasus Flying Horse
Retail $49.99
Value $55.00
Growth  +10.0%
Annual growth 2.6%

40657 Dream Village

Year 2023
Pieces / Minifigs 434 / 4
Availability Retired
40657 LEGO DREAMZzz Trials of the Dream Chasers Dream Village
Retail $29.99
Value $34.58
Growth  +15.3%
Annual growth 5.8%

71456 Mrs. Castillo's Turtle Van

Year 2023
Pieces / Minifigs 434 / 5
Availability Retired
71456 LEGO DREAMZzz Trials of the Dream Chasers Mrs. Castillo's Turtle Van
Retail $47.99
Value $49.49
Growth  +3.1%
Annual growth 1.6%

71455 Grimkeeper the Cage Monster

Year 2023
Pieces / Minifigs 274 / 2
Availability Retired
71455 LEGO DREAMZzz Trials of the Dream Chasers Grimkeeper the Cage Monster
Retail $37.99
Value $39.94
Growth  +5.1%
Annual growth 2.8%

71453 Izzie and Bunchu the Bunny

Year 2023
Pieces / Minifigs 259 / 2
Availability Retired
71453 LEGO DREAMZzz Trials of the Dream Chasers Izzie and Bunchu the Bunny
Retail $19.99
Value $20.00
Growth  +0.1%
Annual growth 1.2%

Mateo and Z-Blob the Robot Questions

What does LEGO 71454 Mateo and Z-Blob the Robot sell for now?

Sealed in its box, Mateo and Z-Blob the Robot is valued at $24, with most sales landing between $20 and $32. That is up 20% on three months ago. Used copies are worth about $20.

Is LEGO 71454 Mateo and Z-Blob the Robot still available?

No. LEGO retired Mateo and Z-Blob the Robot in December 2024 after 16 months on store shelves, about as long as the typical Trials of the Dream Chasers set. Sealed copies are now found only on the secondary market, so the price follows what collectors will pay.

Is LEGO 71454 Mateo and Z-Blob the Robot worth more than it cost?

Yes. Mateo and Z-Blob the Robot has gained 20% on its original retail price of $19.99, about 10% a year. That beats the Trials of the Dream Chasers average of 2.6% a year by a clear margin.

Will LEGO 71454 Mateo and Z-Blob the Robot go up in value?

Our forecast says yes. By this time next year, the forecast has Mateo and Z-Blob the Robot near $25, about 5% more than today. The short-term reading agrees, with the market reading bullish. Forecasts are estimates, not guarantees.

How many pieces and minifigures are in LEGO 71454 Mateo and Z-Blob the Robot?

The set contains 237 pieces, about $0.08 each at retail, with 2 minifigures: Jayden and Mateo. Together the minifigures are worth about $4.37, about 18% of the set's value, and Mateo is the most valuable at $2.52.

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Let kids aged 7+ lose themselves in the dream world with this LEGO® DREAMZzz™ Mateo and Z-Blob the Robot (71454) building toy set. Based on the action that takes place on the DREAMZzz TV show, this set lets kids transform Z-Blob into a sleek robot to help Mateo rescue Jayden, who’s been kidnapped by a nightmare monster.

1 set, 2 ways to build
The large Z-Blob robot has a fully articulated torso, arms and legs. Kids can use the included accessories to give Z-Blob hand and shoulder blasters or a jetpack and helmet, giving kids the opportunity to unleash their imaginations and double the fun play.

Minifigures bring the action to life
The set includes detailed minifigures of Mateo and Jayden. Their accessories include a belt, pencil staff and hourglass, which are important to their characters in the TV show.

Bring Z-Blob to life – Kids can enjoy imaginative play with the LEGO® DREAMZzz™ Mateo and Z-Blob the Robot (71454) building toy set, based on a storyline from the TV...
Description provided by LEGO©