Merrow Reejerey + Shrieking Drake + Arcane Adaptation

Prerequisites

• "Merfolk" chosen with Arcane Adaptation.
• You control a permanent that can tap to produce at least .

Steps

1. 1Activate any permanent you control by tapping it, adding at least .
2. 2Cast Shrieking Drake by paying .
3. 3Merrow Reejerey triggers, untapping the mana producing permanent.
4. 4Shrieking Drake enters the battlefield, returning itself from the battlefield to your hand.
5. 5Repeat.

Effects

• Infinite creature ETB
• Infinite creature LTB
• Infinite mana permanents you control can produce
• Infinite storm count