Dream Halls + Conspiracy Theorist + Petals of Insight + Shrieking Drake

Prerequisites

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Steps

1. 1Cast Petals of Insight by discarding Shrieking Drake.
2. 2Conspiracy Theorist triggers, exiling Shrieking Drake and allowing you to cast it from exile this turn.
3. 3Resolve Petals of Insight, putting the top three cards of your library on the bottom of your library, and returning Petals of Insight to your hand.
4. 4Cast Shrieking Drake from exile by discarding Petals of Insight.
5. 5Conspiracy Theorist triggers, exiling Petals of Insight and allowing you to cast it from exile this turn.
6. 6Shrieking Drake enters the battlefield, returning itself from the battlefield to your hand.
7. 7Cast Petals of Insight from exile by discarding Shrieking Drake.
8. 8Repeat from step 2.

Effects

• Infinite creature ETB
• Infinite creature LTB
• Infinite magecraft triggers
• Infinite self-discard triggers
• Infinite storm count