List of connectable LEGO sets

Occasionally, certain LEGO sets have been released with the intention of combining or complementing them with other released sets to form a larger vehicle, structure, or setpiece. These are distinct from Combiner Models, which feature sets that are cannibalized to form an entirely new model. The following is a list of various sets which can be combined or connected to form these larger builds. 
==Advanced Models==
===Modular Buildings===
Sets 	Notes
All sets in theme	All buildings in this theme, as well as 70620 Ninjago City, 70657 Ninjago City Docks, 71741 Ninjago City Gardens, 71799 NINJAGO City Markets, 76178 Daily Bugle, 76218 Sanctum Sanctorum, and 76269 Avengers Tower are made to connect to each other via pins near the bottom of the buildings.
==Architecture==
Two LEGO® Architecture: The Great Pyramid of Giza (21058) sets can be connected to complete the pyramid.
== Batman ==
=== Batcave (2006) ===
NOTE: 7783 acts as a base to the other models; one side of the Batcave features a dock for 7780, and the center of the Batcave features a turntable which can hold 7781 and the vertical dock that comes with 7782.
=== Batcave (2019) ===
Jail in LEGO Batman™: Batcave Clayface Invasion (76122) features a rooftop parking spot for the Batwing included in the LEGO Batman™: Batwing and The Riddler™ Heist (76120).
==The LEGO Batman Movie==
LEGO Batman™: Batcave Break-In (70909) can be connected to LEGO Batman™: The Bat-Space Shuttle (70923).
== Castle ==
=== Castle (2013) ===
The gatehouse from LEGO® Castle: Knights' Catapult (70402) can be connected to LEGO® Castle: King's Castle (70404).
=== Knights' Kingdom ===
The chrome armor and weapons from LEGO® Knights' Kingdom: Knights' Catapult (4816), LEGO® Knights' Kingdom: Dungeon (4817), LEGO® Knights' Kingdom: Dragon Rider (4818) and LEGO® Knights' Kingdom: Rebel Chariot (4819) can be added to Cedric the Bull from LEGO® Knights' Kingdom: Dragon Rider (4818).
=== Nexo Knights ===
LEGO® Nexo Knights: The Fortrex (70317) can be connected to LEGO® Nexo Knights: Merlok's Library 2.0 (70324).
==Friends==
LEGO® Friends: Heartlake City Community Kitchen (41747) can be connected to LEGO® Friends: Heartlake City Community Center (41748).
==Ghostbusters==
NOTE: The Ecto-1 from LEGO® Ghostbusters: Ghostbusters Ecto-1 (21108) can be parked in the garage in LEGO® Ghostbusters: Ghostbusters Firehouse Headquarters (75827).
==Jurassic World: Dominion==
LEGO® Jurassic World: Atrociraptor Dinosaur: Bike Chase (76945) can be connected to LEGO® Jurassic World: T. rex & Atrociraptor Dinosaur Breakout (76948).
==Middle-earth==
===The Hobbit: The Desolation of Smaug and The Hobbit: The Battle of the Five Armies===
Split the Dol Guldur fortress in two by combining LEGO® 79011 Dol Guldur Ambush and LEGO® 79014 Dol Guldur Battle with LEGO® 79015 Witch-king Battle in between to stage the ultimate Dol Guldur conflict!
Two sets of LEGO® 79012 Mirkwood Elf Army can be combined for a larger playset.
NOTE: These two sets can be combined to form the entire Lake-town scene from The Desolation of Smaug and The Battle of the Five Armies.
===The Lord of the Rings: The Two Towers===
Combine LEGO® 9471 Uruk-hai Army with LEGO® 9474 The Battle of Helm's Deep™ and build your Uruk-hai Army for even bigger battles!
==Minecraft==
NOTE: All four sets are modular and can be mixed to form a larger Minecraft world.
==NASA==
NOTE: The Ulysses Space probe from 6373603 can fit inside the payload bay of the Space Shuttle in 10283.
==Ninjago==
===Hands of Time===
NOTE: 70621 can be attached to the swamp in 70626 to form a larger swamp.
===Master of the Mountain===
NOTE: All four sets can be connected to create a larger Skull Dungeons board game.
===Ninjago City===
NOTE: All sets in the Ninjago City line can connect side-by-side via pin connectors. These pins also make them compatible with the modular buildings theme and the Marvel modular-compatible sets.
==Overwatch==
Combine LEGO® Overwatch® 75970 Tracer vs. Widowmaker with LEGO® Overwatch® 75975 Watchpoint: Gibraltar set to create even more exciting Overwatch® hero action!
== Space ==
=== Life on Mars ===
Two of the docks from LEGO® Life on Mars: Aero Tube Hangar (7317) can be used to dock LEGO® Life on Mars: Red Planet Protector (7313) and LEGO® Life on Mars: Recon-Mech RP (7314). The third tube path is empty and can be attached to the dock from LEGO® Life on Mars: Excavation Searcher (7316).
=== Space (2024) ===
LEGO® City: Space Base and Rocket Launchpad (60434) can be connected to LEGO® City: Space Science Lab (60439).
==Star Wars==
===The Phantom Menace===
NOTE: These two sets can be combined to create the opening scene from Episode I.
===The Clone Wars===
LEGO Star Wars™ 10195 Republic Dropship with AT-OT also holds LEGO Star Wars™ 7675 AT-TE Walker and LEGO Star Wars™ 8098 Clone Turbo Tank.
===Solo: A Star Wars Story===
Combine LEGO Star Wars™ 75215 Cloud Rider Swoop Bikes with LEGO Star Wars™ 75217 Imperial Conveyex Transport and LEGO Star Wars™ 75219 Imperial AT-Hauler for the ultimate high-speed train heist!
===Rebels===
NOTE: Either 75048 or 75170 are capable of docking to the back of 75053.
===The Empire Strikes Back===
LEGO Star Wars™ 10123 Cloud City features a landing platform for LEGO Star Wars™ 7119 Twin-Pod Cloud Car and LEGO Star Wars™ 7144 Slave I.
===Return of the Jedi===
Combine LEGO Star Wars™ 4475 Jabba's Message with LEGO Star Wars™ 4476 Jabba's Prize and LEGO Star Wars™ 4480 Jabba's Palace to complete the palace set. All three sets were featured in the product collection K4480 Jabba's Palace Kit.
Combine LEGO Star Wars™: Jabba’s Palace (9516) with LEGO Star Wars™: Rancor Pit (75005) for a stackable scene with trapdoor into the Rancor Pit!
NOTE: These two sets can be combined to create the Sarlacc Pit scene from Episode VI.
NOTE: These two sets can be combined to create the throne room scene from Episode VI.
===Droids===
NOTE: The droids in these sets are appropriately scaled to each other.
===Lego Star Wars 20th Anniversary===
NOTE: Each of these sets comes with a bonus figure and display platform featuring the original Lego design of a major Star Wars Original Trilogy character. The platforms can be attached side-by-side.
==Super Heroes==
===Justice League===
* Combine 76096 Superman™ & Krypto™ Team-up with 76097 Lex Luthor™ Mech Takedown and 76098 Speed Force Freeze Pursuit for even more Justice League action. 
* Attach the buildable red and blue Energy Infusers from the 76096 Superman™ & Krypto™ Team-up and 76098 Speed Force Freeze Pursuit sets to the Lex Luthor™ Mech from 76097 Lex Luthor™ Mech Takedown. 
* Connect the 76096 Superman™ & Krypto™ Team-up Kryptonite prison to the Lex Luthor™ Mech from 76097 Lex Luthor™ Mech Takedown for even more Justice League action.
===Marvel===
====18+====
NOTE: The Daily Bugle, Sanctum Sanctorum, and Avengers Tower buildings can connect to all buildings in the Modular Buildings line, as well as the Ninjago City line, via pins near the bottom of the building. 
====Avengers & Iron Man 3====
NOTE: 76007 features spots for the Mark VI (6867 or 30167) and Mark VII (6869 or 10721) Iron Man suits to be displayed. 
====Avengers: Infinity War====
* The escape pod from LEGO® Marvel Super Heroes: Thor's Weapon Quest (76102) can be connected to The Guardians’ Ship in LEGO® Marvel Super Heroes: Thanos Ultimate Battle (76107).
* The Infinity Stones from LEGO® Marvel Super Heroes: Outrider Dropship Attack (7601), LEGO® Marvel Super Heroes: Thor's Weapon Quest (7602), LEGO® Marvel Super Heroes: Corvus Glaive Thresher Attack (7603), LEGO® Marvel Super Heroes: The Hulkbuster Smash-Up (76104) and LEGO® Marvel Super Heroes: Sanctum Sanctorum Showdown (76108) can be added to the Infinity Gauntlet in LEGO® Marvel Super Heroes: Thanos Ultimate Battle (76107).
====Avengers & Avengers: Endgame====
NOTE: The armor booths from both sets can be connected to create a larger Hall of Armor.
====Spider-Man: No Way Home====
LEGO® Marvel: Spider-Man Final Battle (76261) can be connected with Sandman from LEGO® Marvel: Spider-Man vs. Sandman: Final Battle (76280)
==Super Mario==
NOTE: The Super Mario theme is designed to be highly interconnectable, allowing players to arrange courses in many different ways using the sections and characters provided in the theme.
===18+===
NOTE: The Mario, Luigi, or Peach figures from their respective starter sets can be placed on top of the TV from 71374 and play sounds from the Super Mario Bros. video game as the screen scrolls.
NOTE: The Mario, Luigi, or Peach figures from their respective starter sets can scan the barcode inside the castle in 71395 to play the Peach's Castle music from Super Mario 64.
NOTE: The Mario, Luigi, or Peach figures from their respective starter sets can scan the barcode that slides out of the front of the base of 71411 to initiate a boss battle for the figure.
==Wizarding World==
===Hogwarts Castle===
====2001-2002====
=====Hogwarts Castle=====
These twelve sets can be connected to create Hogwarts Castle.
=====Hogwarts Grounds=====
These four sets can be added around Hogwarts Castle for added scenery.
====2004====
These four sets can be combined to create Hogwarts Castle.
====2010-2011====
LEGO® Harry Potter™: Hogwarts Castle (4842) can be connected to LEGO® Harry Potter™: Hogwarts (4867)
====2018-2020====
These five sets can be combined to create Hogwarts Castle.
====2021-2023====
These seven sets can be connected to create Hogwarts Castle.
===Diagon Alley===
====2001-2003====
The four sets can be combined to create Diagon Alley.
====2020-2023====
* LEGO® Harry Potter™: Gringotts™ Wizarding Bank - Collectors' Edition (76417) can be connected to LEGO® Harry Potter™: Diagon Alley™ (75978).
* LEGO® Harry Potter™: Gringotts™ Vault (40598) can be connected to LEGO® Harry Potter™: Gringotts™ Wizarding Bank - Collectors' Edition (76417).
===LEGO® Harry Potter™ 20 Years===
These seven sets all came with at least one golden 20 Year Anniversary minifigure.