Derevi, Empyrial Tactician, Deadeye Navigator, and Faeburrow Elder

Prerequisites

• Derevi, Empyrial Tactician on the battlefield
• Deadeye Navigator on the battlefield
• Faeburrow Elder on the battlefield
• Faeburrow Elder does not have summoning sickness
• Deadeye Navigator paired with Derevi

Steps

1. Activate Faeburrow Elder by tapping it, adding at least
2. Activate Derevi by paying , blinking it
3. Deadeye Navigator and Derevi trigger
4. Resolve the Deadeye Navigator trigger, repairing Deadeye Navigator and Derevi
5. Resolve the Derevi trigger, untapping Faeburrow Elder
6. Repeat

Results

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