三角形の秘密？ 鴎 is a Weiß Schwarz card from TVアニメ『Summer Pockets』 SMP/W137-028. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【CONT】 If this is in your front row center slot, and you have 2 or more other {copies of this} in your back row, and you are level 2 or lower, the character across from this cannot deal damage to players. 【AUTO】 When this is placed on stage from hand, if you have another 《Summer Pockets》 character, this turn, this gets +3000 power.
This card was printed in Japanese only; the English text above is an unofficial community translation.