Saikyou Degarashi Ouji no Anyaku Teii Arasoi: Munou wo Enjiru SS Rank Ouji wa Koui Keishou-sen wo Kage kara Shihai suru

In the Adrasia Empire, Prince Arnold is publicly known as "The Insipid Prince," a stark contrast to his brilliant and beloved twin brother. However, this unassuming facade hides a monumental secret: Arnold is the legendary SS-rank adventurer "Silver," one of the most powerful individuals on the continent.

When his younger brother Leo sets his sights on the imperial throne, Arnold chooses to operate from the shadows. Using his vast network, unparalleled strength, and strategic genius, he begins a clandestine campaign to secure his brother's succession, navigating a complex web of courtly intrigue and hidden threats.

This anime masterfully blends political strategy, secret identities, and fantasy action as the strongest prince wages a silent war to shape the empire's future, all while an unexpected and capable ally arrives to assist in his schemes.