>>538321560
He doesn't need to blunderbussy to reliably miss at range. At this point in the game every lord of note is riding something, and they'll usually try to beat on him if he's alone. The trick is to kite them away from their army, let them get very close, then turn on fire at will and pop enchanted ballistics to ammo dump into them. Once they're down Petey can roll around their infantry casting Wind of Trenchgun.