StarForge, SCMDraft2, or SCXE is required.
Use the action "Set Doodad State".
KEY:
1.Disabled Drone And Build Any Building And It Will Be Cloaked
2.Has Animation (Can't Move)
3.(Moveable) Disable Enable Enable
4.Crash (No Matter What You Do)
5.Cloakable (Can't Move)
6.When Building Is Already Lifted
7.If You Do The Number 3 Way It Will Work But Its Completely Cloaked
That It Looks Like Its Not Even There At All, If You Move It Then
It Will Crash (Better Off Giving It To A Computer Player Ally)
8.If You Do The Number 3 Way It Will Work But Don't Move It Downward
Or Else It Will Crash (Better Off Giving It To A Computer Player Ally)
9.Can't Move But Unit Still Attacks
10.Cloakable Unpowered (Requires Pylon In The Beginning Of The Map
Then Just Remove It If You Want For Permanent Cloak)
11.Cloakable Powered (Need Pylon)(If You Disable The Second Time With
Any Trigger That Makes It Disable It Will Be Powered With Cloak)
12.Cloakable (Follow Trigger) Current Player Brings At Least 1 Random
Building 1 At Location 1.... Remove Random Building 1 At Location 1....
Create Random Building 2 At Location 2 For Computer Player....
Move Random Building 2 From Location 2 To Location 1.... Remove
Random Building 1 At Location 1... Give Random Building 2 From Computer
Player To Current Player At Location 1.... Disable Random Building 2
At Location 1 For Current Player
13.Cloaked Drone And Build Cloaked Buildings (Arbiter Trick)
14.Cloaked Zerg Units That Burrow (Arbiter Trick)
15.Doesn't Do Anything

--TERRAN GROUND UNITS-

Marine - 2, 3
Firebat - 3, 5
Ghost - 2, 3
Medic - 4
Vulture - 4
Goliath - 4
Tank (Tank Mode) - 2
Tank (Siege Mode) - 4
SCV - 3
Spider Mine - When "Burrowing" Looks Cloaked, When "Burrowed" Looks Normal
Nuke - 5


--TERRAN AIR UNITS-

Wraith - 4
Science Vessel - 7
Dropship - 7
Battlecruiser - 3
Valkyrie - 4


--TERRAN HERO UNITS-

Gui Montag Firebat - 3, 5
Civilian - 4
Sarah Kerrigan Ghost - 3, 5
Alan Schezar Goliath - 4
Jim Raynor Vulture - 4
Jim Raynor Marine - 2, 3
Tom Kazansky Wraith - 4
Magellan Science Vessel - 4
Edmund Duke Siege Tank (Tank Mode) - 2
Edmund Duke Siege Tank (Siege Mode) - 4
Arcturus Mengsk Battlecruiser - 4
Hyperion Battlecruiser - 8
Norad II Battlecruiser - 8
Samir Duran Ghost - 2, 3
Alexei Stukov Ghost - 2, 3
Gerard Dugalle Battlecruiser - 4


--TERRAN BUILDINGS-

Command Center - 4
Supply Depot - 5 - Fans Stop Working - Still Gives Supplies
Refinery - 4
Barracks - 5, 6 - Even though It Shows The "Lift Off" Button It Doesn't Lift Off
Academy - 4
Factory - 5, 6 - Even though It Shows The "Lift Off" Button It Doesn't Lift Off
Starport - 4
Science Facility - 4
Engineering Bay - 5, 6 - Even though It Shows The "Lift Off" Button It Doesn't Lift Off
Armory - 4
Missile Turret - 4
Bunker - 5 - Even though It Shows The "Load" And "Unload" Button It Doesn't Load Or Unload


--TERRAN ADD-ONS-

Comsat Station - 4
N. Silo - 5
C. Tower - 5
Covert Ops - 4
Physics Lab - 4
Machine Shop - 5


--TERRAN SPECIAL FEATURES-

Norad II (Crashed) - 4
Ion Cannon - 5
Psi Disrupter - 4
Power Generator - 4


--PROTOSS GROUND UNITS-

Dark Templar - 3 - Don’t Even Do This Because Its Already Cloaked
Dark Archon - 4
Probe - 4
Zealot - 4
Dragoon - 3
High Templar - 3 - If You Morph 2 Cloaked High Templars Then The Archon Will Be
Also Cloaked
Archon - 4
Reaver - 5 - Don’t Create To Much Or You Will Crash - Scarabs Freeze At A Location
Or Inside The Reaver So You Can't Make No More
Scarab - 4


--PROTOSS AIR UNITS-

Corsair - 4
Shuttle - 4
Scout - 4
Arbiter - 4
Carrier - 4
Interceptor - 5 - Don’t Create To Much Or You Will Crash - Interceptors
Freeze At A Location Or Inside The Carrier So You Can't Make No More
Observer - 4


--PROTOSS HERO UNITS-

Dark Templar Hero - 3
Zeratul Dark Templar - 3
Tassadar/Zeratul Archon - 4
Fenix Zealot - 4
Fenix Dragoon - 3
Tassadar Templar - 3
Mojo Scout - 4
Warbringer Reaver - 4
Gantrithor Carrier - 4
Danimoth Arbiter - 4
Aldaris Templar - 3 - Even Though You Cant Create Him Just Put Him
In The Location That Can Be Cloaked And Order To Move At The Same Time
Artanis Scout - 4
Raszagal Corsair - 4


--PROTOSS BUILDINGS-

Note: Since Some buildings Require Pylon's Psi All Buildings Were Tested New Pylons

Nexus - 4
Robotics F. - 10, 11, 12
Pylon - 4
Assimilator - 5,12
Observatory - 10, 11, 12
Gateway - 10, 11, 12
Photon Cannon - 9, 11, 12
Citadel Of Adun - 10, 11, 12
Cybernetics Core - 10, 11, 12
Forge - 10, 11, 12
Stargate - 10, 11, 12
Fleet Beacon - 10, 11, 12
Arbitor Tribunal - 10, 11, 12
Robotics Support Bay - 10, 11, 12


--PROTOSS SPECIAL FEATURES-

Khaydarin Crystal Formation - 5 - Don't Do Another Disable Trigger Or The Khaydarin
Will Produce That Crashing Sprite
Temple - 5 - Don't Do Another Disable Trigger Or The Temple Will Produce That
Crashing Sprite
Xel'Naga Temple - 4
Warp Gate - 4
Statis Cell P. - 5 - Don't Do Another Disable Trigger Or The Stasis Cell Will
Produce That Crashing Sprite


--ZERG GROUND UNITS-

Larva - 4
Egg - 5 - Totally Disappears Just Leaves Its Shadow
Lurker Egg - 4
Zergling - 3, 14
Hydralisk - 3, 14
Ultralisk - 4
Broodling - 5 - It's Cloaked That You Cant See It Yourself
Drone - 3, 14
Defiler - 3, 14
Infested Terran - 3
Lurker - 14


--ZERG AIR UNITS-

Overlord - 4
Mutalisk - 3
Guardian - 3
Devourer - 3
Queen - 3
Scourge - 4
Cocoon - 4


--ZERG HERO UNITS-

Torrasque Ultralisk - 4
Matriarch Queen - 3
Infested Kerrigan - 4
Unclean One Defiler - 14
Hunter Killer Hydralisk - 14
Devouring One Zergling - 3, 14
Kukulza Mutalisk - 3
Kukulza Guardian - 3
Yggdrasill Overlord - 4
Infested Duran - 2, 3


--ZERG BUILDINGS-

Infested Command Center - 4
Hatchery - 1
Lair - 1
Hive - 1
Nydus Canal - 1, 13 - If You Build Another Nydus Canal With
The First Nydus... It Will Not Cloak
Hydralisk Den - 1, 13
Defiler Mound - 1, 13
Greater Spire - 1, 13
Queen's Nest - 1, 13
Evolution Chamber - 1, 13
Ultralisk Cavern - 1, 13
Spire - 1, 13
Spawning Pool - 1, 13
Creep Colony - 1
Extractor - 4


--ZERG SPECIAL FEATURES-

Mature Chrysalis - 4
Cerebrate & Daggoth - 4
Overmind Cocoon - 4
Overmind (with Shell) - 5
Overmind - 4


--BEACONS-

All Beacons - 5
All Flag Beacons - 5 - Even though It Show The Replace It Doesn't Do It


--SKIPPED TRAPS AND DOORS-

Because It's Blizzard Stuff You Know Doors Will Open And Traps Will Not Work

--POWERUPS-

Uraj Crystal - 5
Khalis Crystal - 5
Flag - 15
Young Chrysalis - 5
Psi Emitter - 5
Data Disk - 5
Khaydarin Crystal - 5
Mineral Chunk 1 & 2 - 5
Vespene Gas Orb 1 & 2 - 5
Vespene Gas Sac 1 & 2 - 5
Vespene Gas Tank 1 & 2 - 5


--RESOURCES-

All Mineral Field - 4
Vespene Geyser - 4 - If You Disable The Assimilator...
Then The Vespene Geyser Will Be Cloaked And You Will See Only
The Gas Shooting Out


--CRITTERS-
Rhynadon - 4
Bengalass - 4
Scantid - 4
Kakaru - 4
Ragnasaur - 4
Ursadon - 3


--SPELLS-

Scanner Sweep - 4
Dark Swarm - 15
Disruption Web - 15

its much more simple to just use a sprite and place the other unit on top of it
some of the unused units crash starcraft, such as the independent command center or the independent starport.