Finn Oldman he is a high card player. Finn's X-Playing Card is ♠2 Neo New Nambu. This allows Finn to materialize a semi-automatic pistol, which he can use with great precision. An example of this is when he shoots a marble launched at him and into the arm of the user who launched it, immobilizing them.

Finn is 17 years old, he has a trauma in his childhood his parents were killed and he lives and grew up in an orphanage, Finn has a Naughty, passionate, and reckless personality. 