真士の妹 真那 is a Weiß Schwarz card from デート・ア・ライブ Vol.3 DAL/W131-022. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【AUTO】 When a CX is placed in your CX Area, choose 1 of your characters, this turn, it gets +500 power and the following ability, "【AUTO】 When this card's battle opponent is Reversed, you may send the top card of your opponent's Clock to Waiting Room. If you do, send that character to Clock." 【AUTO】 When this attacks, if you have another 《Date》 or 《Celestial Spirit》 characters, this turn, this gets +3000 power.
This card was printed in Japanese only; the English text above is an unofficial community translation.