私の宝物 is a Weiß Schwarz card from きんいろモザイク 15th Anniversary KMS/W133-051. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【COUNTER】 If you don't have a 《Kiniro》 character, this cannot be played from hand. [Discard 1 CX] You may pay cost. If you do, choose 1 battle character, this turn, it gains the following ability, "【CONT】 This cannot deal damage to players."
This card was printed in Japanese only; the English text above is an unofficial community translation.