3x03 Fireflies+read online+*mates+*self Set Toggle navigation activity Toggle Dropdown history discuss follow editors rules Toggle Dropdown common by group by name recent edit Toggle Dropdown content name type refresh children mates references out references in 3x03 Fireflies+read online+*mates+*self+*mates If there is a card named "X+3x03 Fireflies+read online+*mates+*self", then X is a mate of 3x03 Fireflies+read online+*mates+*self.