Eren Yeager

Eren Yeager is the main protagonist of Shingeki no Kyojin.

Free
He's free. Wants to vaporize all the oxygen.

Also killed his mom.

Season 0
A man who fights for freedom and dreams.

He's the leader of the Coolsville-based movement known as The Yeagerists, a group who fights for freedom and Eren's election into presidency. The movement is comprised mostly of immigrants from Ingerland, who follow Eren fanatically and claim him as the "true leader of Ingerland".

Episode 6

After a showing at a stadium, he overhears a security guard restricting someone's freedom backstage and tells him off. As one of his followers, the man wants an autograph, but his son speaks up and, as part of his Make-a-Wish, wants to wrestle him. Eren questions his decision, but Jr., as Eren always says, is free and his dream is to fight him. Eren sees the freedom inside him and grants his request, but he is free to kick his ass as well. Ingerland cheers for Eren instead of his son...

The Dark Web Rumble
After the Yeagerist movement collapses, joins a small wrestling promotion, because he's free.

Episode 2

Wins by putting seesaw man through his own table.

Then defeats a complex familiar man.

Episode 5

Defeats a weeb due to his lack of freedom.

Episode 6

Beats the current champion, Jayden, a fellow freedom lover for the Literal Who title.

Episode 9

Vitalik presents him to Kotomine Kirei for a match, as an excuse to discuss an offer, but he was surprisingly defeated in a stadium full of Ingerland fans.

Season 7
Joins BCW to gain enough power to vaporize oxygen. Who?

Episode 1

Defends the title from some farmer that rejects the freedom to hate veggies.

Episode 2

Defends the title from a school principal.

Episode 3

Gets promo'd on by a fellow freedom enjoyer Jevil, but then shuts him down in the ring.

Episode 4

Eren fights a mortal enemy of his, a man who pumps OXYGEN into his punches. Luckily, Eren was a bad matchup for him, and Eren ultimately wins despite being pinned once.

Episode 5

Eren comes out at the very end of the rumble, but Ricardo Milos, an exchange wrestler from TFR, wins and gets to challenge him next week.

Episode 6

And finally, Eren's reign of terror was ended, not by a mighty wrestler, but by an very heterosexual dancer.

Episode 7

Eren instantly qualifies for the TFR vs BCW Tournament.

Episode 9

TFR... a company who is comprised of nothing but cattle who follow the GM, where nobody is free.

Eren and HUNK then realize they are both surviving in a war, and both have become monsters for it.

Season 8
HE'S A CUCK OH NO NO AHAHAHAHAHAHAHA ALSO A BIRD.

Feats

 * Ranked 8th place in Season 7's Popularity Poll〈37 votes〉.
 * Has only been pinned by 3 people and only defeated in single combat by two, respectively: Makunouchi Ippo, Ricardo Milos and Kotomine Kirei.