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