Ballora, Apprentice (lvl 2)

When Ballora, Apprentice (lvl 2) enters the battlefield. You may search your library for a
mountain card, shuffle your library and put it on
top of your library.
Ambitious
Remove 5 ambitious counters from this
permanent: level up Ballora, Apprentice (lvl2).
K-k-k-k-k-k-k-keep da-da-da-dancing
-Ballora