LEGO Masters
Season 4.
Every challenge.

• Christopher Lee & Robert Zhang: Built "Pitch Party Pagoda Pontoon," an Asian-inspired party boat depicting the pair pitching startup ideas to investors.
• Neena & Sam: Built "Teapot Trawler," a tea-party themed boat.
• Karen & Amie: Built "S.O.S. Mimi," a large-scale grandma-adventure boat.
• Tim & Tim: Built "Fire Sail," a Texas-barbecue themed boat featuring a mechanical bull.
• Brad & Mike: Built "Bear Shack," a converted-trailer cabin boat with a dance floor.
• Aubree & Ryan: Built "Pina-Luau," an island-themed party boat with fire dancers.
• David "Poppy" Levine & Ben Edlavitch: Built "U.S. Fusion," a party boat built around a generational-fusion concept.
• Luis & Alex: Built "Teacher's Tiki Lounge," an adult faculty-party themed boat.
• Allyson & Melanie: Built "The Musicianship," a boat featuring an octopus musician playing keyboard.
• Chris & Jordan: Built "Knight Life," a medieval-themed boat with a DJ booth and dragon figures.
• Paul & Nealita: Built "Dairy Ferry," a Wisconsin dairy-themed boat with an ice cream float pool.
• Emilee & Kelly: Built "Victory," a game-night themed party boat.

Season 4 premiere with 12 teams; Neena & Sam won the challenge and Brad & Mike were the first team eliminated.

• Emilee & Kelly: Built "Sherlock's Home in Mystery Woods," a mystery-forest themed cat habitat.
• Tim & Tim: Built "Iggy's Tree House," a large tree-shaped cat habitat.
• Karen & Amie: Built "Felix's Fort," a woodland-exploration themed cat habitat.
• Neena & Sam: Built "Kitty Pants' Laze-R Tag," a laser-tag themed cat habitat.
• David "Poppy" Levine & Ben Edlavitch: Built "Tiger's Studio," an artist-studio themed cat habitat.
• Paul & Nealita: Built "Stella's Fire Engine," a fire-truck shaped cat habitat.
• Aubree & Ryan: Built "Dame Whiskers' Catwalk," a gemstone-and-luxury themed cat habitat.
• Allyson & Melanie: Built "Coco's Cookie Shop," a bakery-themed cat habitat.
• Christopher Lee & Robert Zhang: Built "Sir Fluffington's Abode of Fire and Ice," a fire-and-ice themed cat habitat.
• Chris & Jordan: Built "Princess Penelope's Purr-fect Palace," a large castle-themed cat habitat.
• Luis & Alex: Built "Sid's Shed," a shed-themed cat habitat.

Neena & Sam won a second time, earning a Golden Brick; Karen & Amie were eliminated.

• Luis & Alex: Built "Temple of the Sea God," an ocean-biome volcano scene with lava flowing past an underwater temple.
• Tim & Tim: Built "The Big Plunge," an ocean-biome volcano scene where the lava triggered a fish-swimming animation.
• David "Poppy" Levine & Ben Edlavitch: Built "City of the Scorpion Worshippers," a desert-biome volcano scene centered on a scorpion-worship temple city.
• Chris & Jordan: Built "The Ancient Awakening," a desert-biome volcano scene in which the lava was meant to trigger a serpent mechanism.
• Allyson & Melanie: Built "Ka-Boom Box: The Rockano!," a sky-biome volcano scene set above the clouds.
• Emilee & Kelly: Built "Rainmaker Island," a sky-biome volcano scene set above the clouds.
• Aubree & Ryan: Built "Temple of Gold," a sky-biome volcano scene built around a golden temple.
• Christopher Lee & Robert Zhang: Built "Jungle Bastion of the Sun," a sky-biome volcano scene set in a jungle fortress.
• Neena & Sam: Built "Penguin Island," an arctic-biome volcano scene with lava seeping through ice cracks and a mine-cart element.
• Paul & Nealita: Built "The Legend of Arctic Island," an arctic-biome volcano scene.

David "Poppy" & Ben won the challenge; Chris & Jordan were eliminated.

• Neena & Sam: Built a cuckoo clock to represent the sound effect "Boing!"
• Tim & Tim: Built "The Great Willroni," a magic-show stage to represent the sound effect "Twinkle!"
• Luis & Alex: Built "Monkeying Around," a classroom scene with monkeys to represent the sound effect "Ah-Ha!"
• David "Poppy" Levine & Ben Edlavitch: Built "Hydra Attack," a three-headed sea monster, to represent the sound effect "Rawr!"
• Emilee & Kelly: Built "The Lonely Robot," a robot building itself a companion, to represent the sound effect "Ba-Donk!"
• Allyson & Melanie: Built "Monster Meal," a monster picnic scene, to represent the sound effect "Snarl!"
• Paul & Nealita: Built "Who Stole My Cheese?," a scene of a baby stepping on a mouse, to represent the sound effect "Squeak!"
• Christopher Lee & Robert Zhang: Built "Alien Conquest II: Electric Bugaloo," an alien spaceship abducting cows, to represent the sound effect "Zap!"
• Aubree & Ryan: Built "Mess on Brick-Jupiter," a crash-landed alien spaceship scene, to represent the sound effect "Brrr-Brrr-Brrr!"

Neena & Sam won a second Golden Brick; Tim & Tim were eliminated.

• Christopher Lee & Robert Zhang: As part of Team Soleil, built a flying-trapeze act within a space-themed "love story between the sun and the moon" circus show.
• Neena & Sam: As part of Team Soleil, built a contortion act within a space-themed "love story between the sun and the moon" circus show.
• Luis & Alex: As part of Team Soleil, built a high-wire act within a space-themed "love story between the sun and the moon" circus show.
• David "Poppy" Levine & Ben Edlavitch: As part of Team Soleil, built a balancing act within a space-themed "love story between the sun and the moon" circus show.
• Aubree & Ryan: As part of Team Cirque, built a contortion act within an underwater-themed circus show depicting a human transforming into a mermaid.
• Emilee & Kelly: As part of Team Cirque, built a flying-trapeze act within an underwater-themed circus show depicting a human transforming into a mermaid.
• Allyson & Melanie: As part of Team Cirque, built a balancing act within an underwater-themed circus show depicting a human transforming into a mermaid.
• Paul & Nealita: As part of Team Cirque, built a high-wire act within an underwater-themed circus show depicting a human transforming into a mermaid.

The two super-teams tied, a first for the show, and there was no elimination; media coverage reports co-contestant Poppy fell ill around this point in filming, leading his team to withdraw from the competition.

• Emilee & Kelly: Built a life-size replica of a clarinet for the "Is It Brick?" object-replica challenge.
• Allyson & Melanie: Built a life-size replica of a vintage camera for the "Is It Brick?" object-replica challenge.
• Luis & Alex: Built a life-size replica of a record player for the "Is It Brick?" object-replica challenge.
• Christopher Lee & Robert Zhang: Built a 1:1-scale replica of an office chair for the "Is It Brick?" object-replica challenge.
• Paul & Nealita: Built a life-size replica of a telescope for the "Is It Brick?" object-replica challenge.
• Aubree & Ryan: Built a life-size replica of a vintage television for the "Is It Brick?" object-replica challenge.
• Neena & Sam: Built a life-size replica of an area rug for the "Is It Brick?" object-replica challenge.

Paul & Nealita won; Aubree & Ryan were eliminated.

• Christopher Lee & Robert Zhang: Built a fall-themed leather-look leaf handbag for the "Brick Chic" wearable-fashion challenge.
• Emilee & Kelly: Built an asymmetrical spring-themed woven handbag with a logo detail for the "Brick Chic" wearable-fashion challenge.
• Neena & Sam: Built a spring-themed messenger bag with woven detailing for the "Brick Chic" wearable-fashion challenge.
• Luis & Alex: Built a Miami-inspired summer beach bag for the "Brick Chic" wearable-fashion challenge.
• Paul & Nealita: Built a winter-themed duffle bag designed to double as a pet carrier for the "Brick Chic" wearable-fashion challenge.
• Allyson & Melanie: Built a summer beach bag for the "Brick Chic" wearable-fashion challenge, redesigning it partway through after judges' concerns about the original.

Christopher & Robert won; Allyson & Melanie were eliminated.

• Christopher Lee & Robert Zhang: Built "Fintastic Flamin' Shark-a-Tron," a shark-themed remote-control vehicle for the LEGO 2K Drive challenge.
• Neena & Sam: Built "The Green Machine," a remote-control vehicle for the LEGO 2K Drive challenge.
• Emilee & Kelly: Built "Stinger the Off-Road Bee-Hicle," a bumblebee-themed remote-control vehicle for the LEGO 2K Drive challenge.
• Paul & Nealita: Built "Swamp Road Vehicle," a frog-themed remote-control vehicle for the LEGO 2K Drive challenge.
• Luis & Alex: Built "Croqueta Mover," a remote-control vehicle for the LEGO 2K Drive challenge.

Christopher & Robert won again; Luis & Alex were eliminated.

• Christopher Lee & Robert Zhang: Built "Dragon Dance," a roller coaster themed around a dragon ascending into the clouds, with a spiral mechanical lift.
• Emilee & Kelly: Built "Ladybug Flight," a kid-friendly themed roller coaster without a loop.
• Paul & Nealita: Built "Game Time," a family-game-night themed roller coaster with two mechanical lifts and two cars running simultaneously.
• Neena & Sam: Built "The Kraken," a deep-sea-monster themed roller coaster, after first attempting custom-built loop track.

Christopher & Robert won a third time heading into the finale stretch; Emilee & Kelly were eliminated, setting the final three.

Retrospective special; no new builds, competition, or elimination.

• Christopher Lee & Robert Zhang: Built the "World Wonderliner," a large master build depicting a travel dreamscape based on the pair's own travel adventures.
• Neena & Sam: Built the "Family Tree of Seasons," a large tree structure depicting family moments, intended as a metaphor for bringing a community together.
• Paul & Nealita: Built "Christmas Eve On a Cliff," a scene depicting their family's Christmas Eve traditions; the build began breaking in the final hour and was repaired in time.

Christopher & Robert were crowned Season 4 champions over Neena & Sam and Paul & Nealita.