社交界 フェルン is a Weiß Schwarz card from 葬送のフリーレン 新装版 SFN/S128-048. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【AUTO】 When this card is placed on the stage from your hand, reveal the top card of your deck. If that card is an event or an 《Adventurer》 or 《Magic》 character, put it into your hand, choose 1 card in your hand, and put it into your waiting room. (Otherwise, return it to its original place) 【AUTO】 [Return this card to your hand] When a climax is placed on your climax area, you may pay the cost. If you do, choose 1 of your characters, and that character gets +1000 power until the end of your opponent's next turn.