UNLOCK-ABLE CHARACTERS Luigi -- Clear Adventure on at least normal with Mario Jigglypuff -- Clear Adventure on any difficulty with any character. Cloud -- Complete 100-man melee with any character. Crono -- Clear 3-minute Melee. Naruto -- Clear Adventure with the original 13 characters. Shadow -- Clear Adventure with Sonic, Tails, and Knuckles Super Sonic -- Clear Classic with Sonic on Very Hard Difficulty without getting Game Over. Zero -- Clear Adventure with Megaman getting Game Over on at least Normal Difficulty. Young Link -- Clear Classic with Link on any difficulty. Inuyasha -- Clear Adventure without losing any lives. Mr. Game and Watch -- Clear Target Test with every character but him. Mr. Incredible -- Clear Classic Mode with the original 13 characters. Mewtwo -- Clear Adventure with Pikachu and Jigglypuff. Lloyd -- Clear Adventure with any character after having one hour of total play time. Blue -- Clear Adventure with Blade on at least Normal difficulty.