If you're looking for anime similar to Deadline Summoner, you might like these titles.
Negi has just discovered that his father is still alive; thus, he decides to travel to Wales and find him, and prepares to say goodbye to his students. When some of his class learn that Negi may not return to the Mahora Academy they form the Ala Alba – a club with the purpose of finding Negi’s father and returning to school safely. Following their grueling training the Ala Alba – under the guise of the British Culture Research Club – is ready to depart for Mundus Magicus. However, before they can leave the Ala Alba has to contend with other classmates who want in on the action, as well as Negi’s jealous childhood friend, Anya. At this rate, will Negi and the Ala Alba manage to make it to Wales?
The OVA will adapt the manga's chapter 17 from the fourth volume, where Miia, Cerea, Mero, and Kurusu go to the gym's pool.
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!
Reincarnated as a character in the legendary erotic game, “Magical Explorer,” it doesn’t take long for our hero to discover that he’s been designated the unlucky side-character rather than the game’s lady-killer protagonist. Not to worry, though! Armed with his vast knowledge of the game (and a few cheats) he’ll do whatever it takes to win the hearts of the game’s heroines and emerge as the most accomplished student at the Sorcerer's Academy!
Anime shorts that offer a secret candid look at the daily lives of Monster Musume.
Kazuya is a boy with a problem: he lives with a variety of magical girls, and they all are completely in love with him! The girls fight over him constantly, but one day, things change for the worse: a missile lands on Kazuya’s house, and from it emerges a woman who claims to be his wealthy wife from the future! Now, the ladies of the house will do anything it takes to get to Kazuya before this new intruder, including fighting, shouting, kissing each other, and even joining a strip show!
One day Arata Kasuga, the demon lord candidate who possesses the "demon lord element," casually touches Lilith Asami's grimoire, the Hermes Apocrypha. At that moment, he's suddenly surrounded by by light, and a mysterious young girl shows up in front of him. He gives her the name Lilim, and she becomes attached to Arata and Lilith as her mother and father. But in the same moment she appeared, something in their world changed... The forbidden "Eternal Library" has awakened. Sealed within it is the ultimate product of alchemy, a human creation called the "White Demon Lord." The White Demon Lord plans to take out Arata and the Trinity Seven so that he can become the true demon lord. Arata and his companions must face a power greater than any they've ever seen, one that threatens to destroy the world. Can Arata and the Trinity Seven protect the world? Their final battle now begins!
Unaired episodes included in the BD/DVD box set release of Harem in the Labyrinth of Another World.