Volrath, the Shapestealer, Devoted Druid, Battlefield Scrounger, and Mesmeric Orb

Prerequisites

• Volrath, the Shapestealer on the battlefield
• Devoted Druid on the battlefield
• Battlefield Scrounger on the battlefield
• Mesmeric Orb on the battlefield
• Volrath does not have summoning sickness
• Battlefield Scrounger each have at least one counter on them
• You have at least four cards in your graveyard
• available

Steps

1. Activate Volrath by paying , causing it to become a copy of Devoted Druid until your next turn
2. Activate Volrath by tapping it, adding
3. Activate Volrath by putting a -1/-1 counter on it, untapping it
4. Mesmeric Orb triggers, causing you to mill a card
5. Repeat from step 2 two additional times
6. Activate Volrath by paying , causing it to become a copy of Battlefield Scrounger until your next turn
7. Activate Volrath by putting three cards from your graveyard on the bottom of your library, causing it to get +3/+3 until end of turn
8. Repeat

Results

• Infinite green mana