Mahouka Koukou no Rettousei: Steeplechase-hen (魔法科高校の劣等生 スティープルチェース編) is the manga adaption of the 'Steeplechase Arc' from the 13th light novel.

The year is 2095. Magic has been tamed as another form of technology, and the practice of magic is now a rigorous discipline. Brother and sister Tatsuya and Miyuki Shiba are just about to start their first year at the renowned First Magic High School of Japan. But the school's ironclad rules mean that the brilliant Miyuki enters the prestigious Course 1, while her older brother, Tatsuya, is relegated to Course 2--and that's just the beginning of their troubles! 
 
(Source: Yen Press)

Mahouka Koukou no Rettousei: Double Seven Hen (魔法科高校の劣等生 ダブルセブン編) is the manga adaption of the 'Double Seven Arc' from the 12th light novel.

Mahouka Koukou no Rettousei: Koto Nairan-hen (魔法科高校の劣等生 古都内乱編) is the manga adaption of the 'Ancient City Insurrection Arc' from the 14th to the 15th light novels.

The third season of Mahouka Koukou no Rettousei. 

After the battle against The New Breed Front, Tatsuya and Miyuki enter the new "Magic Engineering Department." 

(Source: Crunchyroll)

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