Jonathan

A character from Shin Megami Tensei IV.

The Fifth Archangel
A Luxuror from the Eastern Kingdom of Mikado, Jonathan was one of the five new apprentice Samurai chosen at the Gauntlet Rite.

Season 3
Upon hearing news from Hope that Walter had gone missing, Jonathan set out to find him, ending up in The Final Rumble during the strange Dimensional Merge.

Season 5
A Doll version of Jonathan appears in the Death Game to challenge Walter and defeats his chaotic rival.

As with the rest of the dolls, it was installed with explosives and set to explode into gore when the Death Game reached its final act.

Trivia

 * With the revelations that Walter was actually a doll of his younger self, and seeing how Jonathan appears in the past and a doll, its possible he's also the younger version of another character.