Appa, Steadfast Guardian, Felidar Guardian, and Heliod, the Radiant Dawn // Heliod, the Warped Eclipse

Prerequisites

• Appa, Steadfast Guardian in hand
• Felidar Guardian in hand
• Heliod, the Radiant Dawn // Heliod, the Warped Eclipse on the battlefield
• available

Steps

1. Cast Appa by paying When Appa enters, its first ability triggers, exiling Felidar Guardian with the ability to cast it later from exile
2. Cast Felidar Guardian from exile by paying
3. Appa's second ability triggers, creating a 1/1 Ally creature token
4. When Felidar Guardian enters, it triggers, blinking Appa
5. Repeat from step 2

Results

• Infinite ETB
• Infinite LTB
• Infinite creature tokens
• Infinite storm count