I understand where you are coming from, my biological mother also had breast cancer 3 times, the second ended in a double mastectomy and couldn't do a reconstruction, the 3 bout the cancer ended up metastasizing in her blood and surrounding tissues, even with treatment she only lived a short...
he did to mixed results, a blunderbuss is a glorified shotgun, so a haybale/stack my stop it, but a lot of early flintlocks would go clean through, what he was banking on was his troops speed and poor accuracy of the enemies smooth bore muskets to get close and do damage, if i remember right he...
that boils down to thickness of the wood and weight, a 68 caliber brown bess musket will blow through up to 4in (101mm) of common pine at 50-75 yards using early European tactics, so the big monsters would have to be moving battlements, being that the mentioned firearms resemble early matchlock...