Originally posted by Hobo Misanthropus:

Tower Shields are best used in group play for you to become a "Tank" role. You can essentially block infinite damage for infinite time with a tower shield, while your squishy homies slap some cheeks.

They're also really good for just leveling up blocking period.

even if they do kinda suck, it would make a neat challenge for no parrying, also whats with dwarfs flying away from me? that wasnt a thing when i used to play