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Professor E. Gadd

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Professor E. Gadd
E Gadd Solo LM2
E. Gadd in LMDM
Full Name Professor E. Gadd
Gender Male
Species Human
Location Evershade Valley
Current Status Alive
First Appearance Luigi's Mansion
Latest Appearance Luigi's Mansion: Dark Moon
Voice Actor(s)
Kazumi Totaka

Professor Elvin Gadd or E. Gadd is a recurring character that pops up all through the Super Mario and Diaper Duty Series. He has made many special gadgets including F.L.U.D.D., Poltergust 3000 Game Boy Horror, Splitter Upererer and others. He has appearead in the Mario RPG series, but his inventions are also used in other Mario spinoff series.

Game Appearances

Attack of the Clones

E.Gadd's invention, the Spliter Uperer is the main cause of conflict and the entire plot for the entire game Super Mario Bros Attack of the Clones where his invention has the ability to separate people and their personalities. He fixes the machine at the end of the game when it is no longer needed. He goes back to work on his new invention the Fire Flower in a can.

NRL Player

E. Gadd is a player on the Luigi Sidekicks team on the multiplayer Wii sports game Mario Rugby League. He is an average player with above average skill and below average strength. His special skill is to use FLUDD as an extended tackle.

Diaper Duty Series

The Eggs

A younger E. Gadd is seen in Diaper Duty 2: The Eggs where he is living amongst the ghosts in ghost valley still working on his Poltergust then on his Poltergust 2001 a reference to the year that E. Gadd first appeared. He sends up a beam to find the Baby Rosalina somewhere in space.

Baby Peach's Turn to Shine

A younger E. Gadd plays a minor role in Diaper Duty 3: Baby Peach's Turn to Shine where he gives Baby Daisy a flashlight.

Piranha Plant Storms

The young E. Gadd is again seen in Diaper Duty 4: Piranha Plant Storms, this time he has been appointed as the Royal Inventor of the Mushroom Kingdom. After he sends out a distress call he is eaten by the Super Piranha.

Koopa Kid Gets Mad

The young E. Gadd's true inventing powers are seen in Diaper Duty 5: Koopa Kid Gets Mad where he takes two Anderobots and crafts them and changes them so they are no longer evil Andrew and Andrea although the latter is improved upon by Cranky Kong.


E. Gadd makes an appearance in Super Mario 3D, he gives the gang gadgets.


Even though he's not playable, Professor E. Gadd appears in Super Smash Bros. Retaliation during Luigi's Palutena's Guidance conversation, giving Pit tips on how to defeat Luigi.


Names in Other Languages

Language Name Meaning
Oya Mā Hakase
オヤ・マー ("Oya Mā") means "oh my!" and 博士 ("hakase") means "professor" or "doctor"
Also a tribute to Nintendo designer Yoshiyuki Oyama[1]
Spanish (NOA)Profesor D. SastrePun on desastre, meaning "disaster"
Spanish (NOE)Profesor FesorLiterally "Professor Fessor", Fesor is from Profesor with the first three letters removed
FrenchProfesseur Karl Tastroff (K. Tastroff)Pun on catastrophe
DutchProfessor Klemens Wibus (K. Wibus)Pun on kwibus, meaning "strange man"
GermanProfessor Immanuel Gidd (I. Gidd)Pun on igitt, meaning "ick", "ugh" or "yuk"
ItalianProfessor StrambicStrambic is a corruption of strambo, meaning "strange"
Aratta Baksa
아라따 ("aratta") is a corruption of 알았다 ("aratda"), meaning "all right" and 박사 ("baksa") means "doctor"
Àoyàmă Bóshì
Transliteration of the Japanese name
PortugueseProfessor Anacleto Luado (A. Luado)Pun on aluado, meaning "moonstruck" or "lunatic"
RussianПрофессор П. У. Галкин
Professor P. U. Galkin
Pun on пугать ("pugat"), meaning "to scare"


  1. As stated in the "Inside Zelda: Yoshiyuki Oyama, Monster Designer" article featured in Nintendo Power Issue 201.


  • His name is a pun on "Egad!"
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