Yugi

 is a -ranked member of the Marines currently apart of Ferrothorn Solomon's own personal group and platoon.

Haki
Due to the current circumstances, Yugi is only capable of utilizing Busoshoku Haki at a very basic level.

Devil Fruit
After wanting to get stronger so that he can stand next to Solomon, Yugi finds the Kumo Kumo no Mi, Model: Darwini and among the Monk Pirates treasure and eats it.