1x10 Co Captain+Soundtrack+*children+*editor Search 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 1x10 Co Captain+Soundtrack+*children+*editor+*children Cards formed by "mating" 1x10 Co Captain+Soundtrack+*children+*editor with another card. eg: "1x10 Co Captain+Soundtrack+*children+*editor+mate".