The Ossan Newbie Adventurer, Trained to Death by the Most Powerful Party, Became Invincible (Thai Dub)

The newest and strongest old man wants to be an adventurer! "It is better to follow your dreams while you are still young." That is the general consensus. However, some adults never give up. In a world where teens are expected to become adventurers, Rick Gladiator, a thirty-year-old guild clerk, dreamed of being an adventurer. He has been training with the members of "Orihalcon Fist," a legendary group that assembles the toughest adventurers on the continent, for the past few days in an unimaginable world. however, he possesses the fighting prowess of an S-rank, the highest rank, despite being a rookie F-rank!?