Bumi, Master of Nothing

Defender, Ward—Reveal the top two cards of your library.

Neutral Jing - Whenever a creature is blocked by Bumi, Master of Nothing or a wall, put a neutral jing counter on that creature. When Bumi dies, exile all creatures with neutral jing counters.

"Your teacher will be someone who has mastered neutral Jing. You need to find someone who waits
and listens before striking."