User blog comment:Monkeypolice188/GTA VI Ideas/@comment-25073525-20150328135515/@comment-25261281-20150328170411

"If enemies have bad shots and the health heals, then 20 shots are okay. But 20 shots from a shotgun not a gun like 9mm."

...the purpose of a shotgun is to deal high damage per shot at close range. Add a 20 htk to a shotgun and even a knife would be better.