神器 ~武具
每當一個由你操控的武士或戰士單獨攻擊時,你可以支付

。當你如此作時,將祖傳長刀貼附於其上。
佩帶此武具的生物得+2/+1。
佩帶

(

:貼附在目標由你操控的生物上。只能於巫術時機佩帶。)
A creature attacks alone if it's the only creature declared as an attacker during the declare attackers step. For example, Ancestral Katana's triggered ability won't trigger if you attack with multiple creatures and all but one of them are removed from combat.