Professor E. Gadd

“Ooof... I sure take a lot of knocks in this line of work. I'm getting too old for this ghost-catching tomfoolery"

Professor Elvin Gadd is an elderly inventor who studies ghosts. He is responsible for inventing a number of gadgets and has become a stalwart ally to the Super Mario Brothers across their many adventures, often supplying them with advice and equipment through his company, Gadd Science, Incorporated.

Feats will be marked with the game they happen in.

Inventions

The Poltergust

E. Gadd invented a series of ghost-capturing vacuums that he gives to Luigi across the Luigi's Mansion series

Main

• The Poltergust 3000^{Luigi's Mansion}
• The Poltergust 5000^{Luigi's Mansion: Dark Moon}
• The Poltergust G-00^{Luigi's Mansion 3}
• To see the full capabilities of the Poltergust line, check out Luigi's Respect Thread here

Other

• The Super Poltergust 3001: An upgraded version of the Poltergust 3000 used once by E. Gadd. It can fly at high speeds and be ridden as a vehicle^{Mario & Luigi: Superstar Saga}
• The Poltergust 4000: A kart that Luigi uses ^{Mario Kart DS}
  • Kart stats
  • Special skill: Slipstream Plus^{Mario Kart Tour}

F.L.U.D.D.

The Flash Liquidizer Ultra Dousing Device was created by E. Gadd and used by Mario throughout Super Mario Sunshine

• F.L.U.D.D. introduces itself to Mario^{Super Mario Sunshine}
• To see the full capabilities of F.L.U.D.D., check out Mario's Respect Thread here

The Magic Paintbrush

• E. Gadd gave the Magic Paintbrush to Bowser Jr.^{Super Mario Sunshine}
• To see the full capabilities of the Paintbrush, check out Bowser Jr.'s Respect Thread here

Artificial Beings

• Created Gooigi, a Luigi-like goo creature^{Luigi's Mansion 3}
• Created Stuffwell, a sentient suitcase assistant for Mario and Luigi^{Mario & Luigi: Partners in Time}
  • To see more of what Stuffwell can do, check out Mario & Luigi's Respect Thread here
• Created Robo Mario, a kart racer who can create his own items^{Mario Kart Arcade GP}

Teleportation/Portal Devices

• The Pixilator: A teleportation device that works by converting the subject to pixels then reconstructing them at a different location^{Luigi's Mansion: Dark Moon}
  • Later created a portable version^{Luigi's Mansion 3}
• E-Gates: Electronic portals^{Luigi's Mansion: Dark Moon}

Time-Related

• Invented a time machine that Princess Peach uses to travel back in time^{Mario & Luigi: Partners in Time}
• Created the DS Time Radar, a device that allows him to tell what time period Princess Peach is in^{Mario & Luigi: Partners in Time}
• Called E. Gadd and Luigi from the future and sent Gooigi back in time^{Luigi's Mansion 3DS}

Items

Equippable

• Greed Wallet: A special item invented by E. Gadd that doubles the coins Mario and Luigi earn from battles^{Mario & Luigi: Superstar Saga}
• Bonus Ring: A special item invented by E. Gadd that boosts the EXP Mario and Luigi earn from battles^{Mario & Luigi: Superstar Saga}
• Excite Spring: A special item invented by E. Gadd that allows Mario or Luigi to float in the air while jumping, making it easier to evade enemy attacks^{Mario & Luigi: Superstar Saga}
• Great Force: A special item invented by E. Gadd that doubles the damage Mario and Luigi deal with their attacks and receive from enemy attacks^{Mario & Luigi: Superstar Saga}
• Power Grip: A special item invented by E. Gadd that allows Mario and Luigi to hold onto their hammers indefinitely while defending against enemy attacks^{Mario & Luigi: Superstar Saga}
• Secret Specs: A special item invented by E. Gadd that allows Mario and Luigi to see the normally-invisible Hidden Blocks^{Mario & Luigi: Superstar Saga Bowser's Minions}
• Cobalt Necktie: A special item invented by E. Gadd that doubles Mario or Luigi's Stache stat^{Mario & Luigi: Superstar Saga}
• Game Boy Horror SP: A special item invented by E. Gadd that guarantees enemies defeated by Mario and Luigi will drop a rare item^{Mario & Luigi: Superstar Saga}

Single-Use

• The Gaddlight: A flashlight that scares away Boo when he attempts to steal coins or a star^{Mario Party 4}
• Magic Orb: An item that can only be used by Boo and Dry Bones, which turns them invisible to bypass roadblocks and doubles their dice roll^{Mario Party 7}
• Vacuum Orb: An item that can only be used by Wario and Waluigi, which sucks up coins from other players across the map^{Mario Party 7}

Buildings/Structures

• E. Gadd's Vault: Created a vault that holds all of the ghosts Luigi captures as well as monitoring Luigi's upgrade level and how many gems he's collected^{Luigi's Mansion: Dark Moon}
• Created a portable lab that can shrink down for easy transportation^{Luigi's Mansion 3}
  • Contained a gallery where Luigi could see captured ghosts, collectables, and special items
• E. Gadd's Garage is a map in Mario Party 6 and contains all sorts of machinery^{Mario Party 6}
  • Has a teleporter, a giant fan that sucks up coins from players on the map, a device that transforms orbs into coins, and a machine that shoots orb traps across the map
• Created the Maze Manufacturer, a machine that creates mazes^{Mario Party 6}

Misc

• E. Gadd also gives Luigi several communication devices across the Luigi's Mansion series with several other capabilities as well: the Game Boy Horror,^{Luigi's Mansion} the Dual Scream,^{Luigi's Mansion: Dark Moon} and the Virtual Boo.^{Luigi's Mansion 3} The full capabilities of these devices can be seen in Luigi's full Respect Thread here
  • Sends a giant Game Boy Horror to the Starbeans Cafe to video call Mario and Luigi and upgrades it to have warp capabilities, teleporting a cup of Bean Juice to him^{Mario & Luigi: Superstar Saga}
• The Ghost Portificationizer: A machine that turns ghosts captured in the Poltergust 3000 into portraits and can also be used in reverse ^{Luigi's Mansion}
• The Parascope: An unseen device that E. Gadd uses to detect and measure paranormal signals^{Luigi's Mansion: Dark Moon}
• Creates an elevator tracker that, when installed into the elevator of The Last Resort hotel, analyzes information about the floors and gives Luigi the ability to see their status^{Luigi's Mansion 3}
• Created the Hydrogush 4000, a large machine that spews water, enough to stop an erupting volcano^{Mario & Luigi: Partners in Time}
  • Later loads the Hydrogush with artificial baby tears and uses it to shoot them across the Mushroom Kingdom to combat the Shroob infestation
• Battle Machine: E. Gadd has a Battle Machine comprised entirely of parts he created that can be used in Super Duel Mode^{Mario Party 5}
  • The parts include:
  • E. Gadd Body: A hi-tech body that's very high-balanced, designed by the professor
  • E. Gadd Jet: A hi-tech jet with perfect speed and handling designed by the professor
  • E. Gadd Engine: A hi-tech engine with great speed and control, designed by the professor
  • E. Gadd Cannon: A well-balanced cannon, designed by the professor, with opponent-seeking missiles
• The Beanbean Machine: A machine that grinds beans into Bean Juice that permanently enhances Mario and Luigi's stats when they drink it. Found inside Starbeans Cafe, which E. Gadd owns^{Mario & Luigi: Superstar Saga}
• Creates a gown that lets whoever wears it become a ghost^{Mario & Luigi: Superstar Saga}
• Created a bunch of Gaddgets, essentially microgames^{Mario Party Advance}

Misc

• [Strength] Carried around a painting of himself far larger than he is^{Mario & Luigi: Superstar Saga}
• [Durability] Punched by a ghost^{Luigi's Mansion}
• [Durability] Survives being sucked up by the Poltergust 3000^{Mario & Luigi: Superstar Saga}
• [Misc] Smells Bean Juice from very far away^{Mario & Luigi: Superstar Saga}
• [Misc] Is a costume in Super Mario Maker^{Super Mario Maker}