Here are my favorite picks for anime like Shakugan no Shana: Season III. Keep in my the list is in no particular order. Enjoy the recommendations!
Louise is a magician at the Tristein Academy, dubbed with the nickname “Zero Louise” due to her inability to effectively use her magic properly, resulting in zero successes. An upcoming test at her academy requires her to summon a familiar, a servant and partner to support her as a magician. Despite desiring a familiar that would be superior to her constantly mocking classmates, Louise ends up summoning Hiraga Saito, your average Japanese boy. Even with Louise and Saito both unwilling to accept each other, they have no choice. Louise cannot attempt another summoning and Saito cannot return to Japan, and so their life together begins. Based on the novel by Noboru Yamaguchi. (Source: MyAnimeList)
The fourth and final season of The Familiar of Zero. Saito and Louise feel their bond deepening as the days go on, and they feel it might be time to take the next step in their relationship… But before that, the Queen has a mission for them. She sends them to the pope, who has both Louise and Tiffania become holy maidens. And with all the interruptions around, by both friends and foes, Louise and Saito’s love will be tested to the limit.(Source: ANN)
Yagami Kazuma was originally part of the Kannagi family, a respected family of fire users who have an affinity to fire; however, after being easily defeated by his cousin Ayano and having no talent whatsoever in fire magic, Kazuma is banished and cast out from his family. Four years later, Kazuma finally returns to Japan, this time as an exceptionally powerful wind user. For the first arc, a series of murders of Kannagi family members have occurred with his arrival. While most of the family, including Ayano, is convinced Kazuma is the culprit, he claims he isn’t. These events begin an all-out war against the Kannagi family, with Kazuma and Ayano right in the middle of it.
Academy City, Japan, is at the forefront of science. Besides being 30 years ahead of the world technologically, more than three-fourths of this peculiar city’s population consists of students developing their psychic abilities as espers in various institutions. Among these students is Touma Kamijou, a high school boy with the lowest psychic rank of zero, but with a mysterious power no scientist can understand: “Imagine Breaker,” which allows him to negate other supernatural abilities.
This, however, doesn’t affect Kamijou’s life in the least as he plays his role as a regular teenager; that is, until he meets the strange Index Librorum Prohibitorum, a young girl who has memorized the entire forbidden grimoires, and now a dangerous organization is hunting Index down. With several magicians looking to harm the girl, Kamijou will defend his new companion at all costs as he discovers a strange new realm of the supernatural. [Written by MAL Rewrite]
Japan, 2039. Ten years after the outbreak of the “Apocalypse Virus,” an event solemnly regarded as “Lost Christmas,” the once proud nation has fallen under the rule of the GHQ, an independent military force dedicated to restoring order. Funeral Parlor, a guerilla group led by the infamous Gai Tsutsugami, act as freedom fighters, offering the only resistance to GHQ’s cruel despotism.
Inori Yuzuriha, a key member of Funeral Parlor, runs into the weak and unsociable Shuu Ouma during a crucial operation, which results in him obtaining the “Power of Kings”—an ability which allows the wielder to draw out the manifestations of an individual’s personality, or “voids.” Now an unwilling participant in the struggle against GHQ, Shuu must learn to control his newfound power if he is to help take back Japan once and for all. Guilty Crown follows the action-packed story of a young high school student who is dragged into a war, possessing an ability that will help him uncover the secrets of the GHQ, Funeral Parlor, and Lost Christmas. However, he will soon learn that the truth comes at a far greater price than he could have ever imagined.[Written by MAL Rewrite]
A superficial but kind-hearted celestial mage, Lucy Heartfilia, joins a famous wizarding guild in Magnolia Town called Fairy Tail, where the members use their powers to earn rewards in exchange for fulfilling quests. Here she befriends an impetuous but faithful dragon-slayer wizard, Natsu Dragneel, who is scouring the land for his missing father. The two form a bond with fellow mages Erza Scarlet and Gray Fullbuster, and together they tackle daunting challenges, taking on several powerful allies and foes along the way.
Created by Hiro Mashima, Fairy Tail is an action-packed adventure that follows Lucy and her friends as they learn the value of friendship, forgiveness and family.[Written by MAL Rewrite]
With the promise of granting any wish, the omnipotent Holy Grail triggered three wars in the past, each too cruel and fierce to leave a victor. In spite of that, the wealthy Einzbern family is confident that the Fourth Holy Grail War will be different; namely, with a vessel of the Holy Grail now in their grasp. Solely for this reason, the much hated “Magus Killer” Kiritsugu Emiya is hired by the Einzberns, with marriage to their only daughter Irisviel as binding contract.
Kiritsugu now stands at the center of a cutthroat game of survival, facing off against six other participants, each armed with an ancient familiar, and fueled by unique desires and ideals. Accompanied by his own familiar, Saber, the notorious mercenary soon finds his greatest opponent in Kirei Kotomine, a priest who seeks salvation from the emptiness within himself in pursuit of Kiritsugu.Based on the light novel written by Gen Urobuchi, Fate/Zero depicts the events of the Fourth Holy Grail War—10 years prior to Fate/stay night. Witness a battle royale in which no one is guaranteed to survive.[Written by MAL Rewrite]
References: MyAnimeList, Wiki, ANN