“僕が守った物”識 is a Weiß Schwarz card from Summer Pockets REFLECTION BLUE SMP/W82-057. 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, put the top 2 cards of your deck into your waiting room. If there is a climax among those cards, choose 1 character in your opponent's center stage, and that character gets -1000 power until end of turn. 【AUTO】 When this card becomes 【REVERSE】, if this card's battle opponent is level 0 or lower, you may 【REVERSE】 that character.