Maevus, Pilgrim of the Planes

At the beginning of combat on each turn, you
may exile Maevus. If you do, return Maevus to
the battlefield under its owners control at the
beginning of the next end step.
Starry Form — {1}{w}: Choose one that hasn't been chosen yet this turn:
• Archer: Put a -1/-1 counter on target creature.
• Chalice: You gain 2 life.
• Dragon: Scry 3.