5x07 Strange Frequencies+*children+*refers to+*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 5x07 Strange Frequencies+*children+*refers to+*self+*children Cards formed by "mating" 5x07 Strange Frequencies+*children+*refers to+*self with another card. eg: "5x07 Strange Frequencies+*children+*refers to+*self+mate".