SD/HD gun , but live out in the country and might have to bang it at a decent distance. Could be meth-heads with body armor, who knows. I'm not going to Ukraine or to Taiwan, but some of those "battlefield" issued ammo specs would come in handy. Which one be bestest for all-'round use?
MK 318
MK262
M855A1
The vaunted "FBI" load M556FBIT3