Jona Schattenhaus

Disguise {u/b}{u/b}
disguise kit- {b}{u}: a creature you control
can't be blocked until end of turn.
Mission: Whenever Jona Schattenhaus deals combat damage to a player or whenever you complete a
mission, put a mission counter on Jona Schattenhaus.
Then if there are 5 or more mission counter on Jona
Schattenhaus you may pay {w}{u/b}.
If you do, transform Jona Schattenhaus.