The Seven Deadly Sins

The Seven Deadly Sins (original Japanese title: Nanatsu no Taizai) is a popular action-fantasy anime based on Nakaba Suzuki's manga.

Set in a medieval-inspired world called Britannia, where powerful Holy Knights protect the kingdoms with immense magic, the story kicks off when the kingdom of Liones falls under the control of corrupt Holy Knights who stage a coup against the king.

The third princess, Elizabeth, escapes and seeks out the legendary Seven Deadly Sins—a group of extraordinarily powerful former Holy Knights branded as traitors and criminals 10 years earlier for supposedly trying to overthrow the kingdom. They're each associated with one of the seven deadly sins (like wrath, envy, etc.) and have been scattered and in hiding ever since.

Elizabeth teams up with the Sins' leader, the cheerful but incredibly strong Meliodas (sin of wrath), and his talking pig companion Hawk, to reunite the group. Together, they fight to reclaim the kingdom, uncover the truth behind their framed betrayal, and battle escalating threats—including ancient demons, holy wars, and powerful enemies.

The series blends high-energy battles, unique magical abilities (each Sin has a signature power and sacred treasure weapon), humor, friendship, some romance, and epic fantasy elements. It has a total of 5 seasons (plus movies and specials), though many fans consider the early seasons (especially the first 2-3 by A-1 Pictures) the strongest in terms of animation and pacing.

It's a fun, over-the-top shonen adventure if you like stuff like Fairy Tail or classic knight/magic tales!