Looks to probably be an imitation. Anyone notice the “VAG” that’s supposed to be “AVG”? If it’s Tetricus II it would be as caesar if it was official. ...or maybe it does say “CAE..” hard to tell.
Fun new barbarous ancient! Pretty sure @dougsmit has that identification dead to rights. I LOVE Barbarians and the coins they left us: (Ironically, the song is about Vikings and not barbarians)