User blog comment:Crimson and Darkness/Volume 25 discussion blog/@comment-182.64.27.198-20180325183348/@comment-28884330-20180325201727

Not all Maou-class are equal, however. For example, both Euclid and Diehauser are Maou-class, yet Euclid was defeated by a Longinus Smasher even with his Scale Mail, while Diehauser is stated to be able to tank a Longinus Smasher in his base state with no such cover.