SEGA has released eighteen new videos of Puyo Puyop Chronicle that introduce us to the various rules of the puzzle game / RPG currently in development for Nintendo 3DS.Ecco listcomplete:-Rule Introduction: “Active”-Rule Introduction: “Big Bang”-Rule Introduction: “Big Rotation”-Rule Introduction: “Block”-Rule Introduction: “Excavation”-Rule Introduction: “Forever Fever”-Rule Introduction: “Four Preview”-Rule Introduction: “Giant