Meltdown

Rumor has it that, in a certain guild in the middle of nowhere, there is an extraordinary man who has climbed all the way to the Silver rank just by killing goblins. At the same guild, a priestess who's just become a new adventurer has formed her first party.

Naofumi Iwatani was summoned into a parallel world along with three other people to become the world's Heroes. Each of the heroes were respectively equipped with their own legendary equipment when summoned.

Yukiteru "Yuki" Amano is a loner who spends most of his time writing a diary on his cell phone or talking with his imaginary friends Deus Ex Machina, the God of Time and Space; and Murmur, Deus' servant. One day, Deus gives Yuki a special diary, mentioning something about a game.

A young sorceress, Lucy Heartfilia, travels to the land of Fiore to join the magical Fairy Tail Guild. Along the way, she meets Natsu Dragneel, a teenage boy looking for a dragon named Igneel.

Attack on Titan (literally translated as "Advancing Giants") is a Japanese manga series, and now an anime, originally written and illustrated by Hajime Isayama. The story centers around the lives of Eren Yeager, his adoptive sister Mikasa Ackerman, and their friend Armin Arlert, who live in a world where the remnants of the human population live inside cities surrounded by enormous walls due to the sudden appearance of the Titans, gigantic humanoid creatures who devour humans seemingly without reason.