暑いわね… 有馬かな is a Weiß Schwarz card from 【推しの子】Vol.3 OSK/S133-007. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【CONT】 If you have 4 or more 《Show Business》 characters, this gets -1 Level in hand. 【AUTO】 EXPERIENCE 6 - When this is placed on stage from hand, if the sum of Levels of cards in your Level Zone is 6 or more, choose up to 2 《Show Business》 characters in your Waiting Room, send them to Stock in any order, then perform the following effect, "You may choose 1 of your opponent's Level 1 or higher characters. If you do, your opponent chooses 1 Level X or lower character from their Waiting Room, and swap them. X equals the Level of the character chosen by you -1."
This card was printed in Japanese only; the English text above is an unofficial community translation.