Water Battle 美希 is a Weiß Schwarz card from プレミアムブースター Key 25th Anniversary Ksm/WE50-34. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【CONT】 This cannot side attack. If all of your characters are 《Anniversary》 or 《Summer Pockets》, this gets +2000 power. 【AUTO】 At the start of your opponent's Attack Phase, if all of your characters are 《Anniversary》 or 《Summer Pockets》, you may mill 1. If that card is a Level 2 or lower character, this turn, this gains the following ability, "【AUTO】 When this is Front-Attacked, you may return this to hand."
This card was printed in Japanese only; the English text above is an unofficial community translation.