屋上の邂逅 シグナム is a Weiß Schwarz card from 魔法少女リリカルなのは The MOVIE 2nd A's N2/W25-011. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【AUTO】 ACCELERATE［Place the top card of your Deck into Clock］At the beginning of your Climax Phase, you may pay the cost. If you did, during this turn, this card gets +1500 Power, +1 Soul.
This card was printed in Japanese only; the English text above is an unofficial community translation.