Vigean Graftmage, and Faeburrow Elder

Prerequisites

• Vigean Graftmage on the battlefield
• Faeburrow Elder on the battlefield
• Faeburrow Elder does not have summoning sickness
• Faeburrow Elder has at least one +1/+1 counter on it

Steps

1. Activate Faeburrow Elder by tapping it, adding at least
2. Activate Vigean Graftmage by paying , untapping Faeburrow Elder
3. Repeat

Results

• Infinite non-blue mana of colors among permanents you control