Felidar Guardian + Sakashima's Student

Prerequisites

• You have enough mana to cast Sakashima's Student.

Steps

1. 1Cast Sakashima's Student by paying its mana cost, choosing to have it enter the battlefield as a copy of Felidar Guardian
2. 2When Sakashima's Student enters the battlefield, it triggers, blinking Felidar Guardian.
3. 3When Felidar Guardian enters the battlefield, it triggers, blinking Sakashima's Student. Choose to have Sakashima's Student enter the battlefield as a copy of Felidar Guardian.
4. 4Repeat from step 2.

Effects

• Infinite ETB
• Infinite LTB