Infinite LTB, Infinite ETB
Cast Evil Twin by paying its mana cost, choosing to have it enter the battlefield as a copy of Felidar Guardian
When Evil Twin enters the battlefield, it triggers, blinking Felidar Guardian.
When Felidar Guardian enters the battlefield, it triggers, blinking Evil Twin. Choose to have Evil Twin enter the battlefield as a copy of Felidar Guardian.
Repeat from step 2.
Component Cards
How It Works
Cast Evil Twin by paying its mana cost, choosing to have it enter the battlefield as a copy of Felidar Guardian
When Evil Twin enters the battlefield, it triggers, blinking Felidar Guardian.
When Felidar Guardian enters the battlefield, it triggers, blinking Evil Twin
Choose to have Evil Twin enter the battlefield as a copy of Felidar Guardian.
Repeat from step 2.