Miirym, Sentinel Wyrm + Cloudstone Curio + Slumbering Dragon + Phyrexian Altar

Prerequisites

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Steps

1. 1Cast Slumbering Dragon by paying .
2. 2Slumbering Dragon enters the battlefield, triggering Cloudstone Curio and Miirym.
3. 3Resolve the Cloudstone Curio trigger, choosing not to return anything to your hand from the battlefield.
4. 4Resolve the Miirym trigger, creating a token copy of Slumbering Dragon.
5. 5The Slumbering Dragon token enters the battlefield, triggering Cloudstone Curio, returning the nontoken Slumbering Dragon from the battlefield to your hand.
6. 6Activate Phyrexian Altar by sacrificing the Slumbering Dragon token, adding .
7. 7Repeat.

Effects

• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite storm count