Happy Birthday 狂三 is a Weiß Schwarz card from PRカード【Wサイド】 DAL/W131-P08EX. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【CONT】 If you have 2 or more other 《Date》 or 《Celestial Spirit》 characters, this gets +1500 power and gains the following ability, "【AUTO】 When this card's battle opponent is Reversed, you may send that character to Memory." 【AUTO】 When this is placed on stage from hand, you may Heal 1. 【AUTO】 [(3) Discard 1 card] When this attacks, you may pay cost. If you do, send the bottom 5 cards of your opponent's deck to Waiting Room, deal X damage to your opponent, and this turn, this gets +2000 power. X equals the number of CX sent to Waiting Room by this effect.
This card was printed in Japanese only; the English text above is an unofficial community translation.