Vigean Graftmage, Chromatic Orrery, and Karn, the Great Creator

Prerequisites

• Vigean Graftmage on the battlefield
• Chromatic Orrery on the battlefield
• Karn, the Great Creator on the battlefield
• Chromatic Orrery does not have summoning sickness
• Chromatic Orrery has at least one +1/+1 counter on it

Steps

1. Activate Karn's first ability by putting a loyalty counter on it, causing Chromatic Orrery to become an artifact creature until end of turn
2. Activate Chromatic Orrery's first ability by tapping it, adding
3. Activate Vigean Graftmage by paying , untapping Chromatic Orrery
4. Repeat from step 2
5. Once you have infinite mana, you may activate Chromatic Orrery's second ability instead to draw infinite cards

Results

• Infinite card draw
• Infinite colored mana
• Infinite colorless mana
• Infinite draw triggers