That Time I Got Reincarnated as a Slime the Movie: Scarlet Bond

A long-running conspiracy is swirling over a mysterious power known as “Queen” in Raja, a small country west of Tempest. When a slime who evolved into a Demon Lord named Rimuru Tempest crosses paths with Hiiro, a survivor of the Ogre race, an incredible adventure packed with new characters begins. The power of bonds will be put to the test! (Source: Crunchyroll)

Overlord

The story takes place in the year 2138 when virtual reality gaming is booming. Yggdrasil, a popular online game is quietly shut down one day. However, the protagonist Momonga decides to not log out. Momonga is then transformed into the image of a skeleton as "the most powerful wizard." The world continues to change, with non-player characters (NPCs) beginning to feel emotion. Having no parents, friends, or place in society, this ordinary young man Momonga then strives to take over the new world the game has become. (Source: Anime News Network)

That Time I Got Reincarnated as a Slime OAD

OVA 1:</strong> In the midst of his everyday life, Rimuru suddenly realizes that there's nothing to do for recreation in Tempest. He suggests sumo wrestling as a way for everyone to have fun together, and his friends are immediately on board with the idea. Thus begins Tempest's first sumo tournament, in which everyone competes enthusiastically in hopes of winning the grand prize! Passionate contests break out not only among Benimaru and the men, but also among women like Shuna and Shion, and even Rimuru ends up joining in! OVA 2:</strong> One day, Shuna and Shion are fighting over Rimuru's squishy slime body as usual. Rimuru figures that giving them each a body double of himself would solve the conflict, but when he imagines some of his other friends asking him to do the same for them, he quickly drops that plan. Then he comes up with the idea to make a cushion in the shape of his slime form. He travels around Tempest to see if his friends know of any good materials he can use, and he learns that a special type of sand found along a lakeshore in the forest is exactly what he's looking for. So he sets out to collect some sand... but a monster is waiting for him by the lake! What's more, Milim hears about his plan for a picnic and comes racing down from the sky! OVA 3-5:</strong> Rimuru, now a teacher at the Freedom Academy in the Kingdom of Ingrassia, has become involved in the school's outdoor training event with his class. The outdoor training event is an annual competition in which the students of each class guard the teachers on a journey to a nearby town. Rimuru is assigned to Class A, while his own students in Class S escort the young Tiss-sensei. All the students are eager to show how much their daily training has paid off, but the situation turns around when they're attacked by thieves! (Source: Crunchyroll) Note: Bundled with the limited edition of the 12th-16th manga volumes.</i>

Tensei Shitara Slime Datta Ken: Sukuwareru Ramiris

Shorts animations released for a limited time on Bandai Spirits YouTube channel.

Mushoku Tensei: Jobless Reincarnation

When a 34-year-old underachiever gets run over by a bus, his story doesn’t end there. Reincarnated in a new world as an infant, Rudeus will seize every opportunity to live the life he’s always wanted. Armed with new friends, some freshly acquired magical abilities, and the courage to do the things he’s always dreamed of, he’s embarking on an epic adventure—with all of his past experience intact! (Source: Funimation, edited) Note: The anime pre-screened its 1st and 2nd episode starting on the 27th of December on the Nico Nico Live Broadcasting and D Anime Store services<i/>

That Time I Got Reincarnated as a Slime Season 3

The third season of Tensei Shitara Slime Datta Ken</i>. Rimuru has officially become a Demon Lord after defeating Clayman. Following Walpurgis, the Demon Lords' banquet, Rimuru's domain is expanded to include the entire Great Forest of Jura. Anticipating a flood of representatives from all races showing up to pay their respects, Rimuru decides to throw a festival to commemorate the opening of Tempest, using it as an opportunity to gain new citizens and present Demon Lord Rimuru to the world. Meanwhile, in the Holy Empire of Lubelius, home base of the monster-hating cult of Luminism, Holy Knight Captain Hinata receives a message from Rimuru. But the message is actually a fabricated declaration of war sent by some unknown party. Upon learning that Hinata is heading for Tempest, Rimuru makes a decision... Thus begins a new challenge for Rimuru, striving to distinguish friend from foe in his pursuit of the ideal nation where humans and monsters can prosper together. (Source: Crunchyroll)

The Slime Diaries

“Dear diary… I got reincarnated as a slime.” Even in another world, lives aren’t always on the line. There’s plenty of work to be done, from feeding the community and forging the items the community needs; as well as plenty of play …and hijinks throughout! Join Rimuru and friends as they kick back and enjoy their daily lives. (Source: Kodansha USA)

I’m a Noble on the Brink of Ruin, So I Might as Well Try Mastering Magic

While innocently enjoying himself after work, one man’s life changes forever. He wakes in the body of Liam Hamilton, the youngest son of a noble house on the brink of collapse. Amid the chaos, Liam realizes he finally has time to learn and practice magic. Once he begins, it takes his life for an even bigger turn. Can Liam master magic and save his noble family? The aristocratic fantasy begins! (Source: Crunchyroll)