When Ire Shaman dies, Missy's first ability triggers, returning Ire Shaman from your graveyard to the battlefield face down as a 2/2 Cyberman artifact creature.
Activate Ire Shaman's morph ability by paying ({R} magic symbol) , turning it face up and putting a +1/+1 counter on it.
Ire Shaman triggers, exiling the top card of your library with the ability to play it this turn.