Speaking of Overkill, this guy does a pretty good Blitz impersonation, and the guitars are pretty darn good.
Call it a mix of Overkill and some modern melodeath/trad. Not every track is a killer, but there are definitely some killer parts to this.
Mirror in the Darkness | Medevil (bandcamp.com)
I am pretty sure the only reason anyone does anything is to perpetuate their filthy DNA