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