|Allies||Koopa Troop, Bowser|
|First Appearance||Super Mario World|
|Latest Appearance||Mario Tennis Open|
The Mecha-Koopas or Windup Koopas in New Super Mario Bros. Wii game guide, are a minion of Bowser's that would make its first appearance in Super Mario World. It is a mechanical versions of Bowser himself and resemble a wind-up toy. The Mecha-Koopas have a wind-up key on their back and walk in a rhythmical way and must wind up again from time to time.
 Game History
They would make their debut appearance in Super Mario World in the last level of the game. They would be paralysed for a short time when they are jumped on. This will allow Mario to kick them around or pick them up and toss them at other enemies. They can be turned into dust by a Spin Jump. They are required for defeating Bowser at the end of the game as he will throw them out of his Koopa Clown Car and they would have to be thrown back at Bowser to defeat him.
They would get a new look in Super Mario Galaxy and be found in the Toy Time Galaxy. They would be able to breathe fire whenever Mario gets close to them and can only be defeated by a Ground Pound and stunned with a Star Spin. They will give the player a coin. They would also be called Micro-Mecha Bowsers in the guide book.
They could be found on the airship levels for New Super Mario Bros. Wii. Their appearance would be from the Mario Party games while they would attack similar to their appearance from Super Mario World. They can't breathe fire in this game.
They would us the same look from Super Mario Galaxy in their return in Super Mario Galaxy 2. They would appear on the Flipsville Galaxy during the "Flipsville's New Digs]] mission and then return in Cosmic Cove Galaxy in the Exploring the Cosmic Cavern mission. They can now be defeated by the Spin Drill.
They would be called Mechkoopas in the TV Series and would appear in several episodes. The first appearance would be the episode "Send in the Clown" where they would be seen riding a bicycle that acts as a tight-rope walker for Bowser's circus. After the "Koopaling Bros. Circus" would revealed to be a trap, this Mechkoopa would chase Mario through Neon Castle with the Chargin' Chucks. It would be defeated by Mario's cape ability.
In the "Send in the Clown" episode, Bowser would try to defeat Mario by throwing Mechkoopas at him from the Koopa Clown Car. Mario would manage to defeat Bowser by throwing a Mechakoopa at Bowser.
It would appear in "The Night Before Cave Christmas" where they would try to attack Mario and Yoshi who would break into Neon Castle. They would escape by using the Feather to transform into Cape Mario and fly away.
They would last appear in the final episode of the show, "Mama Luigi" where they would be sent in a brigade by Bowser to chase after Mario and Luigi as they explored the Bowser's throne room looking for Yoshi.
 Nintendo Adventure Books
During the Flown the Koopa, Mario and Luigi would run into Bowser in the Valley of the Koopas, who would send four Mecha-Koopas that were hidden in a trash can that he was using as a chair. One scenario would allow Luigi to smash one of them with his wrench while the others would destroy themselves after taking the remote from Bowser. The second scenario would have the Mecha-Koopas knock the Mario Bros. out with their telescoping robotic arms and then turn on Bowser and knock him out. They would then wander off.
 Super Mario Adventures
In the Super Mario Adventure comics, Mario would be captured by the Koopalings and have two Mecha-Koopas deliver a message to Luigi, Toad, and Yoshi. The message would ask to exchange Princess Toadstool for Mario, or Mario would be killed, the Mecha-Koopas would then burn a Mario Doll with flamethrowers in their mouths. Luigi would call it blackmail and with the help from Friendly Floyd, they would trick the Mecha-Koopas into taking him to the Koopalings.
They would appear in Bowser's Castle in the game. They could be stunned by the Super Scope's bullets and will awaken momentarily unless they are walked into by Yoshi.
The Mecha-Koopas would be found in Bowser's Seizures Palace Hotel where they would be blue in color, and trundle around. After being stomped on, they will shrivel up and stop moving though they could move again. The fireball can beat them too.
While not being an actual enemy in Super Mario RPG: Legend of the Seven Stars, there would be a giant, green Mecha-Koopa would be used as a special attack for Bowser called Bowser Crush.
They would appear on Bowser Castle 4 as an obstacle on the track in Mario Kart: Super Circuit.
 Mario Party series
Mecha-Koopas would be fought in a group on the first part of the final battle in Mario Party 5. They would walk around and occasionally flash red before they breathe fire. They can be defeated by being jumped on as they will explode or they can be thrown at each other, or just be avoided for 60 seconds.
They would be found in the mini-game, Tunnel of Lava! For this mini-game, the Mecha-Koopa would eat the key to freedom and retreat into a hole, only to come back later with many Mecha-Koopas. They would circle the character and the player would have to stomp on the right Mecha-Koopas head as they circle him. They would have the same attack pattern like in Mario Party 5 and could breathe fire.
The Mecha-Koopas would own the Mushroom Library in Mario Party Advance. Players would need to finish the quest "Mathemagician" for the Mecha-Koopa in order to get the Gaddget. It consists of answering three math problems and when answered correctly, the player will get the Gaddget. The ending that the Mecha-Koopa would spend his time creating a new theorem.
They would have a small appearance in Mario Party 9 where they could be found in the minigame Mecha Choice. This minigame would have the player being chased through the hallway and appear to surround the player if he or she chooses the wrong door. In the first Captain Event on Bowser Station, Heart Star Colony, if there is less than 4 players, they will fill the open spaces and ensure that there is always three players for the Captain to match.
There would be small versions of the Mecha-Koopa that would appear as conductors to complete the circuits of electricity in Bowser's Castle in Mario & Luigi: Superstar Saga.
They would be seen in the background for the Bowser's Castle court in Mario Power Tennis.
They would return in Mario Tennis Open as the spectators for the Bowser Castle court.