Do you want to compare Katana with Grunge? Discover the powers, weakness & weapons of Katana and Grunge from Katana Biography and Grunge Biography. Find out all about Katana and Grunge.# Check out how is Katana unique and distinct from Grunge. Discover their love interest, sidekicks, family tree and the movies and games list in which Katana and Grunge have appeared. Find out everything about them here!