'Attack On Titan' Season 4 Part 2, Episode 81 Spoilers: Army Of Titans

The land starts to rumble loud as the walls crumble and several Wall Titans appear. Armin tells Mikasa that Eren Jaeger has taken control of the Founding Titan and is back home. However, Armin realizes that something is off.

The official promo trailer of "Attack on Titan" Season 4 Part 2, Episode 81 is out. As the Wall Titans march, clouds of dust climb all the way up. The islands’ walls fall as Mikasa, Armin and the others struggle to fight against the Titans. Meanwhile, Eren appears in a massive Titan form.

In the previous episode, Eren used the power of the Founding Titan to address all the Subjects of Ymir. He even briefly pulled all of them into the Paths. Eren revealed he unleashed the Wall Titans and sent them to kill anyone who was trying to exterminate the Subjects of Ymir.

Eren added that his intention is to protect Paradis Island at all costs. And he would destroy everything beyond the island just to protect Paradis.

"The war for Paradis zeroes in on Shiganshina just as Jaegerists have seized control. After taking a huge blow from a surprise attack led by Eren, Marley swiftly acts to return the favor. With Zeke's true plan revealed and the military forced under new rule, this battle might be fought on two fronts. Does Eren intend on fulfilling his half-brother’s wishes or does he have a plan of his own?" read the official synopsis of "Attack on Titan" Final Season Part 2.

The cast of "Attack on Titan," which is also called "Shingeki no Kyojin," includes Yuuki Kaji as Eren Jaeger, Yui Ishikawa as Mikasa Ackermann, Yoshimasa Hosoya as Reiner Braun, Takehito Koyasu as Zeke, Marina Inoue as Armin Arlelt, Eiji Hanawa as Niccolo, Ayane Sakura as Gabi Braun, Hiro Shimono as Conny Springer, Hiroshi Kamiya as Levi, Jiro Saito as Theo Magath, Kazuhiko Inoue as Willy Tybur, Yūmi Kawashima as Zofia, Yu Kobayashi as Sasha Blouse, Romi Park as Hange Zoe, Natsuki Hanae as Falco Grice, Kouji Hiwatari as Onyankopon, Masahiko Tanaka as Dot Pyxis, Toshiki Masuda as Porco Galliard and Shiori Mikami as Historia Reiss.

"Attack on Titan" Season 4 Part 2, Episode 81, which is titled "Melting," is scheduled to air on Feb. 13. The episode will stream on Hulu, Crunchyroll, and Funimation.