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