“唯我独尊の開拓者”シリウスシンボリ is a Weiß Schwarz card from アニメ『ウマ娘 シンデレラグレイ』 UMA/W134-094. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【AUTO】 When this card is placed on the stage from your hand, choose up to 2 of your characters, and those characters get the following ability until end of turn. "【AUTO】 When this card becomes 【REVERSE】, if the level of this card's battle opponent is higher than your opponent's level, you may put that character at the bottom of your opponent's deck."