Is Captain America's shield an effective weapon by itself?

A shield is not generally considered a weapon, but Captain America uses his shield as one, so does this make any sense at all? Shadiversity on Patreon:   / shadiversity   Come join the discord server and have a chat:   / discord   Want to buy awesome swords and stuff? Check out SwordsOfMight.com through this affiliate link: http://bit.ly/shadiversityswordsofmight Awesome shadiversity T-shirts: https://teespring.com/stores/shadiver...