Joao Casimiro, the Pianist

Flash
When you cast this spell counter target spell.
When Joao Casimiro, the Pianist enters the battlefield, search your library for Catarina,
Choir Master and put it on your hand. Then
shuffle your library.
{2}, {t}, Draw a card for each Human Musician
you control.
-Tranquilo como o esquilo - Joao Casimiro.