探り合い カペラ is a Weiß Schwarz card from 「Re:ゼロから始める異世界生活」Vol.4 RZ/S132-048. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【AUTO】 When a CX with a Bar Trigger is placed in your CX Area, choose 1 of your characters, this turn, it gets +1500 power. 【ACT】 BRAINSTORM [(1) Rest this] Flip over the top 4 cards of your deck, then send them to Waiting Room. For each CX among them, choose up to 1 character from your Waiting Room, and add it to hand.
This card was printed in Japanese only; the English text above is an unofficial community translation.