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All Toys & GamesNew ToysShop Toys by BrandAction Figure Playsets and VehiclesAction FiguresAction Figures and PlaysetsAll Play VehiclesAriel ToysArts & Crafts for KidsAvengers ToysBuilding BlocksBuilding Play SetsBuilding Sets for BoysBuilding Sets for GirlsBuilding Toys Ages 12+Building Toys Ages 2 to 4Building Toys Ages 5 to 7Building Toys Ages 8 to 11Cars, RC, Drones & TrainsCostumes For KidsDisney ToysElectronic Pets, Robots & ToysEngineering ToysGeology ToysHalo ToysKids Craft KitsKids STEAM KitsKids' Paint and Paint SuppliesLEGOMickey Mouse ToysMinnie Mouse ToysModel KitsNovelty ToysPlay Vehicles & Toy CarsPlaysetsPretend PlayRobot ToysRobotic ToysSonic ToysSpider-Man ToysSpongeBob SquarePants ToysStar Wars ToysStitch ToysSurprise ToysThe Little Mermaid ToysToys for AdultsToys for Kids 12 Years & UpToys for Kids 2 to 4 YearsToys for Kids 5 to 7 YearsToys for Kids 8 to 11 Years
Alien Building(92)
Uses item details. Price when purchased online
Honchoes Xenomorph Action Figure Building Set Compatible with Lego Alien Model Decor for Adults 1011Pcs $30.99 Was $34.99
Now$3099
current price Now $30.99, Was $34.99$34.99
Honchoes Xenomorph Action Figure Building Set Compatible with Lego Alien Model Decor for Adults 1011Pcs
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Honchoes Alien Predator Model Building Set Compatible with Lego Action Figure for Adults 1082 Pcs $26.99 Was $34.99
Now$2699
current price Now $26.99, Was $34.99$34.99
Honchoes Alien Predator Model Building Set Compatible with Lego Action Figure for Adults 1082 Pcs
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Remocguys Xenomorph Action Figure Building Blocks Set Compatible with Lego Alien Model for Adults Boys 882Pcs $25.99 Was $35.99
Now$2599
current price Now $25.99, Was $35.99$35.99
Remocguys Xenomorph Action Figure Building Blocks Set Compatible with Lego Alien Model for Adults Boys 882Pcs
15 out of 5 Stars. 1 reviews
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Remocguys Alien Predator Building Sets Compatible with Lego Figure Model With Base Ornament for Adults 14+ 978PCS $27.99 Was $37.99
Now$2799
current price Now $27.99, Was $37.99$37.99
Remocguys Alien Predator Building Sets Compatible with Lego Figure Model With Base Ornament for Adults 14+ 978PCS
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LEGO Classic Alien Minifigure Interlocking Block Building Set $28.95
$2895
current price $28.95LEGO Classic Alien Minifigure Interlocking Block Building Set
15 out of 5 Stars. 1 reviews
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UFO Spaceship Building Block Set, UFO&Alien Building Set, Dual LED Lights and Transparent Base,Gifts for Ages 8+ $35.99
$3599
current price $35.99UFO Spaceship Building Block Set, UFO&Alien Building Set, Dual LED Lights and Transparent Base,Gifts for Ages 8+
Reduced price YOUEEFY Alien Monster Building Blocks Set, ABS From $28.52
3 options
Available in additional 3 optionsFrom$2852
YOUEEFY Alien Monster Building Blocks Set, ABS
15 out of 5 Stars. 1 reviews
Mega Construx Heroes Aliens Transparent Blue Xenomorph, Building Toys for Kids and Collectors $35.97
$3597
current price $35.97Mega Construx Heroes Aliens Transparent Blue Xenomorph, Building Toys for Kids and Collectors
64 out of 5 Stars. 6 reviews
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367PCS MOC-168210 Space War B1 Battle Droid Building Blocks Robot Alien Model Bricks Assemble Toys Creative Children Gift
367PCS MOC-168210 Space War B1 Battle Droid Building Blocks Robot Alien Model Bricks Assemble Toys Creative Children Gift
Sci-Fi Alien Building Blocks Set, Collectible Figure Model Kit, Creative DIY Bricks Toy for Kids & Adults $55.99
$5599
current price $55.99Sci-Fi Alien Building Blocks Set, Collectible Figure Model Kit, Creative DIY Bricks Toy for Kids & Adults
LEGO Alien Conquest Earth Defence Headquarters $319.99
$31999
current price $319.99LEGO Alien Conquest Earth Defence Headquarters
LEGO Classic Creative Space Planets Buildable Solar System, Creative Learning Toy with Alien, Rocket Ship, and Glow in the Dark Bricks, 11037 $47.94
$4794
current price $47.94LEGO Classic Creative Space Planets Buildable Solar System, Creative Learning Toy with Alien, Rocket Ship, and Glow in the Dark Bricks, 11037
804.6 out of 5 Stars. 80 reviews
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Rocky Alien Harvester Building Block Set, 195Pcs Sci-Fi Tripod Robot Figurine with Giant Claws, Mechanical Creature Model Kit $17.99
$1799
current price $17.99Rocky Alien Harvester Building Block Set, 195Pcs Sci-Fi Tripod Robot Figurine with Giant Claws, Mechanical Creature Model Kit
QDS Alien Monster Building Blocks Set, 958 Piece Collectible ABS, 1 Pack $45.99
$4599
current price $45.99QDS Alien Monster Building Blocks Set, 958 Piece Collectible ABS, 1 Pack
LEGO 40715 Alien Pack 181pcs $27.99
$2799
current price $27.99LEGO 40715 Alien Pack 181pcs
164.5 out of 5 Stars. 16 reviews
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Kubros Aliens Ripley Set $49.99
$4999
current price $49.99Kubros Aliens Ripley Set
LEGO City Modular Galactic Spaceship Toy - Buildable Space Toy for Kids, Boys and Girls, Ages 7+ - Includes 4 Astronaut Minifigures & Alien Figure - Gift Idea for Birthdays and Holidays - 60446 $139.99
$13999
current price $139.99LEGO City Modular Galactic Spaceship Toy - Buildable Space Toy for Kids, Boys and Girls, Ages 7+ - Includes 4 Astronaut Minifigures & Alien Figure - Gift Idea for Birthdays and Holidays - 60446
544.9 out of 5 Stars. 54 reviews
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LEGO City Space Explorer Rover and Alien Life Toy, Space Gift for Boys and Girls Ages 6 and Up with 2 Minifigures, Robot and Extraterrestrial Figures, Pretend Play STEM Toy, 60431 $45.89
$4589
current price $45.89LEGO City Space Explorer Rover and Alien Life Toy, Space Gift for Boys and Girls Ages 6 and Up with 2 Minifigures, Robot and Extraterrestrial Figures, Pretend Play STEM Toy, 60431
1334.8 out of 5 Stars. 133 reviews
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Queen Skeleton Building Blocks Set for Xenomorph Alien Monster MOC Bricks Toys 903pcs $76.99
$7699
current price $76.99Queen Skeleton Building Blocks Set for Xenomorph Alien Monster MOC Bricks Toys 903pcs
GZBricker Alien uilding Blocks Sets Compatible with Lego Movie Monster Technicial MechWarrior Model for Adults Boys $20.99 Was $36.99
Now$2099
current price Now $20.99, Was $36.99$36.99
GZBricker Alien uilding Blocks Sets Compatible with Lego Movie Monster Technicial MechWarrior Model for Adults Boys
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GZBricker Alien Predator Building Sets Compatible with Lego Figure Model With Base Ornament for Adults 14+ 978PCS $37.99
$3799
current price $37.99GZBricker Alien Predator Building Sets Compatible with Lego Figure Model With Base Ornament for Adults 14+ 978PCS
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Mini Building Blocks - Space Alien and Spaceship $31.99
$3199
current price $31.99Mini Building Blocks - Space Alien and Spaceship
PIXIO Mini Monster Alienz Story Series 26 Magnetic Blocks Stress Relief Construction Toy, Building Blocks in 8-bit Pixel Art, Creativity for Kids, Fidget Toy $42.90
$4290
current price $42.90PIXIO Mini Monster Alienz Story Series 26 Magnetic Blocks Stress Relief Construction Toy, Building Blocks in 8-bit Pixel Art, Creativity for Kids, Fidget Toy
LEGO Classic Creative Space Planets Buildable Solar System, Creative Learning Toy with Alien, Rocket Ship, and Glow in the Dark Bricks, 11037 $49.94
$4994
current price $49.94LEGO Classic Creative Space Planets Buildable Solar System, Creative Learning Toy with Alien, Rocket Ship, and Glow in the Dark Bricks, 11037
LEGO Alien DJ BeatBox 43104 Building Set (73 Pieces) $24.95
$2495
current price $24.95LEGO Alien DJ BeatBox 43104 Building Set (73 Pieces)
364.3 out of 5 Stars. 36 reviews
Xenomorph Action Figure Building Blocks Set Compatible with Lego Alien Model for Adults Boys 882Pcs $41.99
$4199
current price $41.99Xenomorph Action Figure Building Blocks Set Compatible with Lego Alien Model for Adults Boys 882Pcs
Alien Mech Xenomorph Warrior Building Sets for Adult, Horror Action Figure Toy with Base $37.99
$3799
current price $37.99Alien Mech Xenomorph Warrior Building Sets for Adult, Horror Action Figure Toy with Base
LEGO 40716 Alien Planet Habitat 206pcs $29.99
$2999
current price $29.99LEGO 40716 Alien Planet Habitat 206pcs
144.4 out of 5 Stars. 14 reviews
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Xenomorph Building Set, MOC Alien Action Figure Kit Compatible with Lego, Horror Sci - Fi Collectible Model Figure & Detailed Base $40.99
$4099
current price $40.99Xenomorph Building Set, MOC Alien Action Figure Kit Compatible with Lego, Horror Sci - Fi Collectible Model Figure & Detailed Base
LEGO 40687 Alien Space Diner 239pcs Limited Edition $39.97 $39.97/oz
$3997
current price $39.97$39.97/oz
LEGO 40687 Alien Space Diner 239pcs Limited Edition
95 out of 5 Stars. 9 reviews
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Eyeball Alien Octopus Building Blocks Set 326PCS Sci-Fi Creature Model with Red Tentacles Fantasy Display Collectible DIY Construction Kit $34.99
$3499
current price $34.99Eyeball Alien Octopus Building Blocks Set 326PCS Sci-Fi Creature Model with Red Tentacles Fantasy Display Collectible DIY Construction Kit
Alien Predator Model Building Set Compatible with Lego Action Figure for Adults 978 Pcs $43.99
$4399
current price $43.99Alien Predator Model Building Set Compatible with Lego Action Figure for Adults 978 Pcs
JAM Kids Toy Playsets, Alien Domino Building Game, Sold Individually $19.99
$1999
current price $19.99JAM Kids Toy Playsets, Alien Domino Building Game, Sold Individually
LEGO Space Alien Striker 7049 $58.98
$5898
current price $58.98LEGO Space Alien Striker 7049
34 out of 5 Stars. 3 reviews
Alien Mech Xenomorph Warrior Building Sets for Adult, Horror Action Figure Toy with Base,Gifts for Teens Aged 14+, Perfect for Birthdays Christmases Halloweens, 882 Pieces $36.99
$3699
current price $36.99Alien Mech Xenomorph Warrior Building Sets for Adult, Horror Action Figure Toy with Base,Gifts for Teens Aged 14+, Perfect for Birthdays Christmases Halloweens, 882 Pieces
Remocguys Space War Transport Vehicle Building Sets Compatible with Lego Car Alien Soldier Model for Adults Boy $29.99 Was $34.99
Now$2999
current price Now $29.99, Was $34.99$34.99
Remocguys Space War Transport Vehicle Building Sets Compatible with Lego Car Alien Soldier Model for Adults Boy
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Xenomorph Building Blocks Set, Xenomorph Action Figure Building Sets for Adults with Support Base and Little Facehugger, Horror Gifts for Fans Friends Birthday Christmas Halloween $26.99 Was $32.99
Now$2699
current price Now $26.99, Was $32.99$32.99
Xenomorph Building Blocks Set, Xenomorph Action Figure Building Sets for Adults with Support Base and Little Facehugger, Horror Gifts for Fans Friends Birthday Christmas Halloween
54.8 out of 5 Stars. 5 reviews
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Pre-Owned Life on Mars Alien Encounter Mini Set LEGO 1195 [Bagged] $53.33
![Pre-Owned Life on Mars Alien Encounter Mini Set LEGO 1195 [Bagged]](https://i5.walmartimages.com/asr/08be4dc5-0f27-4152-804a-4bfe4f4a913f.eb836a0b68ac33a9c16ffb3c60e3a8c0.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$5333
current price $53.33Pre-Owned Life on Mars Alien Encounter Mini Set LEGO 1195 [Bagged]
Alien Chestburster MOC Building Blocks - Sci-Fi Movie Collectible Model, DIY Assembly Toy, Drop Shipping $75.00
$7500
current price $75.00Alien Chestburster MOC Building Blocks - Sci-Fi Movie Collectible Model, DIY Assembly Toy, Drop Shipping
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