Appa, Steadfast Guardian, Umori, the Collector, Nylea, Keen-Eyed, and Wispweaver Angel

Prerequisites

• Appa, Steadfast Guardian in hand
• Umori, the Collector on the battlefield
• Nylea, Keen-Eyed on the battlefield
• Wispweaver Angel on the battlefield
• available

Steps

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

Results

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