真夏の肝試し is a Weiß Schwarz card from 幻影ヲ駆ケル太陽 GT/W29-097. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
Search your Deck for up to 1 Climax and show it to your opponent, add it to Hand, shuffle your Deck afterwards. Choose 1 of your Character, during that turn, it gets +2000 Power.
This card was printed in Japanese only; the English text above is an unofficial community translation.