武の求道者 ブレイン is a Weiß Schwarz card from プレミアムブースター 原作 オーバーロード OVL/SE54-76. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【CONT】 If you have 4 or more Blue or 《Raven Black》 characters, this gets -1 Level in hand. 【AUTO】 When this is placed on stage from hand, if you have 2 or more other characters, until the end of your opponent's next turn, this gets +3500 power and the following 2 abilities, - "【CONT】 BODYGUARD" - "【AUTO】 At the start of your opponent's Encore Step, send this to Waiting Room."
This card was printed in Japanese only; the English text above is an unofficial community translation.