Robotnik is his birth name, Eggman is his villainous alias. 

What game combined Dr. Eggman's western name, Dr. Robotnik, with the Eggman name? 

Which game was the first time that we've ever physically seen Eggmanland fully completed?

When was the first game to give Eggman a 3D model?

Sonic Adventure DX: Director's cut and Sonic Adventure 2 multiplayer. 

Please give me the answer as a number.

Metal Sonic has been playable in how many mainline 3D Games? 

Which Sonic continuity has Eggman NEVER taken the world over? 

Orbot and Cubot have been playable before.

According to the Archie Comics, Orbot's serial is 5A-55, as in "SASS", but what was Cubot's?

Sorry, Big the Cat as a costume was only in the Dreamcast version.

What is Eggman's alternate costume in Sonic Adventure 2: Battle's mutliplayer mode?

No, mobile games and Speed Simulator doesn't count.

Which of these Eggman creations has never been playable?

Don't ask about how much Nega's lore from Sonic Rush and Rivals conflict with one another. I don't get it either. 

Nega is allied with Eggman, and comes from another dimension.

Nega hates Eggman, and comes from another dimension.

Nega is allied with Eggman, and comes from the future.

Nega hates Eggman, and comes from the future.

What is Eggman Nega's relationship to Dr. Eggman, as of 2012?

Type out the full name of the game.

When was the first time Eggman was the final boss of a mainline 3D Sonic game?

Yes, Eggman has worked with Bowser in the olympic games, but Bowser wasn't wearing his lab coat at that time.

Image credit to https://francoisl-artblog.tumblr.com/

Which of these other doctors have Dr. Eggman worked with in official media?

Has Eggman ever defeated Super Sonic in a mainline game before? Tell me what game.

What character does Dr. Eggman’s spirit inhabit in Super Smash Bros. Ultimate?

Which of these characters have never betrayed Eggman?

Orbot and Cubot haven't had a boss fight before.

Which cartoon does “I hate that hedgehog!” come from?

Eggman replaced him with a rebuilt, and smarter, Metal Sonic.

Metal Sonic, disguised as Eggman, manipulated him to leave the empire.

Eggman had him guard an amnesiac Shadow, not using Omega's full potential.

Eggman threatened to decommission him after failing a task.

Why does Omega betray Eggman?

Please arrange the letters in the right order. 

What does SSSSSS mean in the Adventures of Sonic the Hedgehog? 

Up until Sonic Movie 3, Eggman and Gerald have never had a conversation with one another outside of Comics.

In Sonic IDW, which zombot character is the one to finally get Eggman himself infected at the very, very end of the climax? 

Sonic Generations, Sonic Pinball Party, the Sonic OVA, and a few other examples.

No, Sonic Heroes doesn't count.

Metal Sonic has never had dialogue in his base form. 

In Sonic 06, Eggman has modeled eyes underneath his glasses.

Please type out the full name of the game.

What is Sage's first playable appearance? 

What is Metal Sonic's first playable appearance?

In the Paramount continuity, what is in Robotnik's favorite latte made by Agent Stone?

Which of these female characters has Eggman NOT personally antagonized?

Please give me your answer as a number.

How many of Eggman's top enforcers actually get boss fights during Sonic Forces?

What's this character's name?

Yes, there's 2 Mecha Sonics. It's not Mecha Sonic Mk IV or something like that. It's also not Silver Sonic.

Who built Captain Whisker?

What's on the T-Shirts that Sage and Metal Sonic wear at the end of The Murder of Sonic The Hedgehog?

I didn't mean that literally. It was a taunt! It's Villainy 101!

I didn't even bring any weapons. Here, check my pants.

Hey, Sonic. Bro to bro; what's up with you and Amy?

Stand there like fools! Because that's what fools do; they stand!

Yes, I know that isn't safe! That's why I'm having YOU do it!

This hole in the wall was brought to you by Eggman industries.

Identify the fake Dr. Eggman dialogue from Sonic Boom.

Who built Metal Sonic 3.0?

Obviously, Dr. Robotnik is the final boss of Dr. Robotnik's Mean Bean Machine. Who's the penultimate fight, though?

According to the "Come Join the Eggman Empire!" advertisement for Sonic Forces, what ISN'T a perk of joining the empire?

Of course there's a Robotnik Day! I just declared it one minute ago.

Why am I reaching you at the coordinates of the abandoned space station?

You are brash, arrogant, obnoxious, pushy, rude! And you dress funny.

My full name is Dr. Ivo Robotnik! Not that anyone's ever asked!

You doof-bots couldn't capture a hedgehog if it was standing still!

Identify the fake dialogue from Robotnik from Adventures of Sonic the Hedgehog.

How many hits does it take to defeat the Death Egg Robot in Sonic 2?

The Riders games reused his voice clips after his passing, alongside Mike Pollock providing new clips.

What was the last Sonic game to be released before Deem Bristow's, Eggman's Dreamcast-era voice actor, passing?

He partially roboticized himself to prove how effective his machine is.

He broke his arm and he repaired it with cybernetics. 

He's entirely robotic, he just never covered up that particular arm.

Why does the SATAM interpretation of Robotnik have a robotic arm?

So the sprite artists would have an easier time.

Because he was originally based on a bee, and bees are chubby.

Spherical shapes are easy for children to draw

Which was an actual reason as to why Eggman was designed to be round during development of Sonic 1?

Give me the answer as a number.

In Shadow the Hedgehog, how many routes in the game end with Shadow aligning himself with Eggman?

He's a fan of him for beating up Sonic and company.

He's indifferent to him because he's a third party in his Sonic conflict.

He hates him for being another alien who came to Earth.

He doesn't spend enough time with Shadow to really say anything.

How does Eggman feel about Shadow in the Paramount continuity?

As in, the logos from the older games are on the left and the logos from the newer games are on the right.

Sort the Eggman Empire logos from oldest to newest, chronologically.

Chemical Plant, Planet Wisp, Rail Canyon, and Sunset Heights.

Please give me the answer as a number. You can ignore bosses and rival battles. White Space itself also doesn't count. Badniks just being there doesn't make it qualify here.

How many levels in Sonic X Shadow Generations are directly and significantly associated with Eggman?

All he did get out of winning in Sonic Riders was a useless magic carpet, but it counts. In Chronicles, he conquered the world in the absence of Sonic and friends.

Please tell me the full name of the game

There's two games where Eggman canonically wins over Sonic and his friends, and his victory is never undone in any capacity. Give me the name of one of these games.

YOU LAUNCHED A NUKE INTO STATION SQUARE WHAT ARE YOU TALKING ABOUT

Rearrange the phrases properly to match up with an especially infamously bad line from Sonic X's Eggman.

Trivia related to the main villain faction of the Sonic the Hedgehog franchise.