Your search for "Rivalry with Roux GD06-112" revealed the following:
Rivalry with Roux - GD06-112 - Common from GD-06 Booster Pack: Stardust Trails, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Kamome Shibuki Card Text:[Action] Choose 1 enemy Unit battling a friendly (AEUG) Unit. Deal 2 damage to...