Araumi of the Dead Tide + Vizier of Tumbling Sands + Mesmeric Orb

Araumi of the Dead Tide

Vizier of Tumbling Sands

Mesmeric Orb

How it works

1. Activate Araumi by tapping it and exiling cards from your graveyard equal to the number of opponent you have, giving Vizier of Tumbling Sands encore until end of turn.
2. Activate Vizier of Tumbling Sands' encore ability by paying 2 and exiling it, causing you to create a token copy of it with haste for each opponent you have.
3. Activate a Vizier of Tumbling Sands by tapping it, untapping a different Vizier of Tumbling Sands.
4. Mesmeric Orb triggers, causing you to mill a card.
5. Repeat from step 3.