After his Predictamancer foretold the eventual fall of the kingdom, King Banhammer ordered an heir popped. The heir, Jillian, did not have the philosophical temperament Banhammer had hoped for, leading to problems in their relationship. According to Jillian, Banhammer was very rule-bound, obsessed with philosophy, and uninterested in military matters.Erf-b1-p082.
Real World References
His name is an obvious reference to the power wielded by an administrator to ban or block users of internet media.
His name might also be a reference to the proverb "He who lives by the sword, dies by the sword", as he and his city were defeated by the power of the Arkenhammer.