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