Based on the manga Blame! by Nihei Tsutomu, serialised in Monthly Afternoon. In a city that is said to have thousands of levels, making it impossible to tell the sky from the ground, the mysterious Killy wanders the bizarre and foreboding levels of this mega-structure, where the boundaries between machine and living organism have been obscured.

After the losing of magical ability to become witches, they once again become them. But, now they have to go through tests from the Witches of the Witch World. They also meet a new member, from New York, U.S. comes Momoko (the yellow Ojamajo). (Source: ANN)

The second season of Mobile Suit Gundam Thunderbolt.

The signing of a peace treaty has secured a tenuous ceasefire between mankind and the Zex, beings who emerged from space/time rifts connected to mysterious, distant worlds. Partnered with a Zex named Rigel, Azumi Kakamigahara must shoulder the fate of her own idyllic world. The unlikely pair head to newly established Fujimisaki Academy, where their destinies await.