Peregrine Drake, Mirror Room // Fractured Realm, and Spider-Man 2099, Miguel O'Hara

Prerequisites

• Peregrine Drake in hand
• Mirror Room // Fractured Realm on the battlefield
• Spider-Man 2099, Miguel O'Hara in hand

Steps

1. Activate up to five lands by tapping them, adding at least
2. Cast Peregrine Drake by paying its mana cost
3. When Peregrine Drake enters, it triggers twice
4. Resolve the first trigger, untapping five lands
5. Holding priority, activate up to five lands by tapping them, adding at least
6. Resolve the second Peregrine Drake trigger, untapping five lands
7. Cast Spider-Man 2099 by paying its mana cost
8. When Spider-Man 2099 enters, it triggers twice, returning it and Peregrine Drake from the battlefield to your hand
9. Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite storm count