Birthday Memories is a Weiß Schwarz card from [TD] Guilty Gear -Strive- GGST/SX06-T10. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
If your memory has 1 or less cards, put this card into your memory. Choose 1 of your characters with "Sol" in its card name, and that card gets +2500 power, +1 soul, and the following ability until end of turn. "【AUTO】 When this card's battle opponent becomes 【REVERSE】, you may choose 1 《Guilty Gear》 character in your waiting room, and return it to your hand."