Emiel the Blessed, Felidar Guardian, and Nykthos, Shrine to Nyx

Prerequisites

• Emiel the Blessed on the battlefield
• Felidar Guardian on the battlefield
• Nykthos, Shrine to Nyx on the battlefield
• available

Steps

1. Activate Nykthos' second ability by paying and tapping it, adding at least six mana of any color
2. Activate Emiel by paying , blinking Felidar Guardian
3. When Felidar Guardian enters the battlefield, it triggers, blinking Nykthos
4. Repeat

Results

• Infinite blinking of permanents you control
• Infinite ETB
• Infinite landfall triggers
• Infinite LTB
• Infinite mana permanents you control can produce
• Infinite blinking