He's a knight in silver armor and dark tunic (Gambeson). The tunic, though it resembles his SotN Frock Coat, is not the same. It's more like these:

The 2nd and 3rd are 13th and 14th Century, so although he has the same colors are the SotN version, it's not that same outfit, but more of a 13-14th century equivalent.

Also, this:

Image of Vlad Dracula III's statue, from the same time period, and DaddyBoy himself uses that same open jacket.
