Hisoka

(If on the Front Line) "Gon Freecss", "Killua Zoldyck", and "Hisoka" cards on your field gain "During Opponent's Turn Your opponent cannot choose this character with abilities on characters or event cards unless they place one card from their hand into their sideline as an additional cost." This "Hisoka" ability does not stack.

Trigger

Active Choose one character on your field and switch it to active. It gains 3000 BP until the end of the turn.