Carmen Sandiego is the greatest character in Smash Bros. She is better than Meat Night and King DDD combined. Last
Saturday, Sakurai released a pic of the day showing that she will be returning.
Where in Smash Bros. is Carmen Sandiego?[]
Many people have tried to unlock her in all 3 games, but very few have succeeded. It is rumored that you can unlock her by beating Classic Mode with all characters on Nonstop Infinite Climax, which is the highest difficulty level.