マウントポジション ユイ is a Weiß Schwarz card from Angel Beats! & クドわふたー AB/W11-011. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【CONT】 During your turn, this card gets +500 power for each of your other characters with "【AUTO】 Encore [Put a character from your hand into your waiting room]".