自慢話 ヨシュア is a Weiß Schwarz card from 「Re:ゼロから始める異世界生活」Vol.4 RZ/S132-035. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【CONT】 If you are level 2 or higher, and you have 3 or less CXes in your Waiting Room, your {R 3/2 Julius - 015} in your hand gets -1 level. 【CONT】 All of your other {R 3/2 Julius - 015} gets +1500 power and the following ability, "【AUTO】 [(2) Discard 2 cards] When this attacks, you may pay cost. If you do, deal 2 damage to your opponent." 【CONT】 ASSIST +1000.
This card was printed in Japanese only; the English text above is an unofficial community translation.