When the man-eating giants called Titans first appeared, humans retreated behind massive walls. After a hundred years of safety, a colossal-sized Titan smashes through the defenses, unleashing a flood of giants and carnage in the streets. Eren Jaeger watches helplessly as one of the creatures devours his mother.

He vows to kill every Titan walking the earth.

Eren and his surviving friends enlist to fight against the insatiable monsters. The future looks bleak, but there's more to Eren than meets the eye: he may be humanity's last hope against extinction.

Shingeki no Kyojin Picture Drama is a series of Flash animated gag shorts included with the Blu-ray Disc/DVD releases, featuring the characters in chibi form. Consisting of nine episodes, this series takes a light hearted and comedic take on the the SNK series with many memorable scenes and dialogues from the original series presented in humorous way. Each episodes depicts 2-3 days in the training of the 104th Trainee Corps as they train to become the hope for mankind in the war against the Titans.

[Episode 1 - Ilse's Notebook: Memoirs of a Scout Regiment Member]

An Abnormal. A body. A notebook.

On a Scouting Mission beyond the walls, Hange discovers the final writings of a Scout who perished on an expedition a year prior, leading to revelations that aid in their ongoing battle against the vicious Titans.

[Episode 2 - The Sudden Visitor: The Torturous Curse of Youth]

Make food, not war.

At the hest of a drunk Commander Pyxis, the still-in-training Jean (along with Armin and Annie) and Sasha (along with Conny and Reiner) face off with kitchen knives instead of fists to settle a row over a mishap during practice.

[Episode 3 - Distress]

When a training exercise goes awry and Christa is taken hostage, Jean and Eren must set aside their differences to track down and take out the perpetrators…without their mobility gear.

[Source: Funimation]

[Episode 1 - No Regrets: Part 1]

Levi and his crew steal from merchants to scrape by in the dreary Underground. They're approached by a man from the surface with a job that could change their lives for the better.

[Episode 2 - No Regrets: Part 2]

Levi's group joins the Scout Regiment, but they bring with them a hidden agenda. The upcoming expedition beyond the walls seems like the perfect opportunity to carry out their plan.

[Source: Crunchyroll]

As the Trost District is reclaimed from the Titans, Eren is taken under the wing of Captain Levi and his squad, who decide to try and teach him to master his mysterious abilities.

[Source: IMDb]

Eren and Mikasa enter a new school– Titan Junior High! However, Eren’s hated Titans for years– can he get along with his new (harmless?) classmates? Featuring all of the characters from the main series as you’ve never seen them before, this series is sure to delight fans of Attack on Titan with a human vs. Titan volleyball match, a Titan rock band, and much more!

[Source: Kodansha Comics USA]

A theatrical recap of the second season of the TV anime.

After recovering Eren and Historia, the recruits are put under the care of Levi. Stuck out in the middle of nowhere, Hange subjects Eren to a series of experiments in an attempt to find out more about his ability. But when their link to the secrets behind the wall is murdered, the squad must move out and find a new refuge. Except, a figure from Levi’s past has his own plans to stop them.

[Source: Funimation]

Attack on Titan Season 3 DVD/BD specials. They are chibi parody shorts; one video was included on each of the DVD/BDs for a total of four. Each video contained three stories (essentially chibi parody short episode 38–49) which continued the chibi parody story from the previous chibi parody specials included on the DVD/BDs of the previous seasons.

Many years ago, the last remnants of humanity were forced to retreat behind the towering walls of a fortified city to escape the massive, man-eating Titans that roamed the land outside their fortress. Only the heroic members of the Scouting Legion dared to stray beyond the safety of the walls.

[Source: AnimeLab]

Humanity lived quietly behind massive walls built to protect themselves from the threat of monstrous creatures called Titans. Their century of peace was shattered by an attack on their city that left a young child, Eren Yeager, motherless and vowing revenge on the titans.

Years after joining the Survey Corps, Eren finds himself facing a deadly foe, and ultimately gaining a special ability that unveils a new truth about the world he knows…

After venturing beyond the walls and separated from his comrades, Eren finds himself inspired by this new truth and plots the “Rumbling,” a terrifying plan to eradicate every living thing in the world. With the fate of the world hanging in the balance, a motley crew of Eren’s former comrades and enemies scramble to halt his deadly mission. The only question is, can they stop him?

[Source: Crunchyroll]