Genie's Bargain

Choose up to three, then exile Genie's Bargain
and lose 2 life:
- Amass 10.
- Cascade.
- Each opponent sacrifices a creature.
- Each opponent mills 10 cards.
- Create a 10/10 black blue green red white genie creature token with flying and fading 3.
- Target opponent loses 5 life.
- Return each exiled card to the bottom of its
owner's library.