Invasion of Immersturm

(As a Siege enters, choose an opponent to protect it.
You and others can attack it. When it's defeated,
exile it, then cast it transformed.)
Whenever one or more counters are removed from Invasion of Immersturm, create that many 2/1 black
Demon Warrior creature tokens.
Invasion of Immersturm can be your commander

(Transforms into Rise From the Sturm)