Derevi, Empyrial Tactician, Emiel the Blessed, and Selvala, Eager Trailblazer

Prerequisites

• Derevi, Empyrial Tactician on the battlefield
• Emiel the Blessed on the battlefield
• Selvala, Eager Trailblazer on the battlefield

Steps

1. Activate Selvala by tapping it, adding at least three mana of any color
2. Activate Emiel by paying , blinking Derevi
3. When Derevi enters the battlefield, it triggers, untapping Selvala
4. Repeat

Results

• Infinite mana permanents you control can produce
• Infinite LTB
• Infinite ETB
• Infinite colored mana
• Infinite blinking