Really giving off a yakuza vibe here.

Pixiv also has it (user-)tagged as Walking Intelli(gentsia)-Yakuza, with Intelli(gentsia)-Yakuza being used to refer to characters who look well-educated and intellectual but are nonetheless yakuza(-like) inside. Kancolle!Kirishima is the poster girl for this trope, though the term has also been used for Kicchou Yachie and Mine Yoshitaka.

Trainer's got pretty big balls to even want to get away.

that Dictus Eye in full swing right there.