The Seven Deadly Sins manga omnibus volume 12 collects volumes 34-36 in a larger sized omnibus format and features story and art by Nakaba Suzuki.

Estarossa continues his path of destruction with the power of three Commandments and his sights set on more. Both his enemies and former allies realize their only chance of defeating him is to work together. Will their strategy be enough, or does the secret to victory lie in Estarossa's connection to Gowther? Meanwhile, in Purgatory, Meliodas and Ban take an ultimate stand against the Demon Lord, after which Ban returns to the land of the living to rejoin The Sins... but where's Meliodas? To save their friend and Captain before darkness consumes him and the world they live in, the six remaining Sins rally together like never before.