Maseki Gurume: Mamono no Chikara wo Tabeta Ore wa Saikyou!

A boy who has been reincarnated and possesses a hidden ability sets out to become the ultimate king!
Ein has been reborn as a noble endowed with the skill "Toxin Decomposition EX". Initially, he was disheartened as this was not the ability he desired... but soon discovers he has an extraordinary gift for absorbing magic power by consuming magic stones, which also happen to be delicious! Furthermore, he learns that his true identity is that of a prince from the largest kingdom on the continent. His luck turns out to be greater than he imagined!