Your search for "Countless Gears Renegade 13" revealed the following:
Countless Gears Renegade - AER Reprint (PLST) from The List, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Dan Murayama Scott Card Text:Revolt — When Countless Gears Renegade enters the battlefield, if a permanent you controlled left the...
Countless Gears Renegade (Foil) (AER) from Aether Revolt, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Dan Murayama Scott Card Text:Revolt — When Countless Gears Renegade enters the battlefield, if a permanent you controlled left the battlefield this...
Countless Gears Renegade (AER) from Aether Revolt, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Dan Murayama Scott Card Text:Revolt — When Countless Gears Renegade enters the battlefield, if a permanent you controlled left the battlefield this turn,...