Dream Halls, Aurora Eidolon, and Sawtooth Loon

Prerequisites

• Dream Halls on the battlefield
• Aurora Eidolon in hand
• Sawtooth Loon in hand

Steps

1. Discard Eidolon to Dream Halls' effect to cast Loon
2. Return Eidolon to your hand
3. When Loon enters, draw two cards and put two cards on the bottom of your library and return Loon to your hand
4. Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite storm count
• Reorder your library, putting a number of cards into your hand equal to the amount of extra cards you had in your hand