ヒーコー is a Weiß Schwarz card from TVアニメ「Rewrite」 RW/W48-031. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
Look at up to 4 cards from the top of your Deck, choose up to 1 Character with 「小鳥」 or 「篝」 or 「瑚太朗」 in its name and show it to your opponent, add it to Hand, place the remaining cards into Waiting Room, choose 1 Character, during this turn, it gains 《ヒーコー》.
This card was printed in Japanese only; the English text above is an unofficial community translation.