Zinnia, Valley's Voice, Hullbreaker Horror, and Peregrine Drake

Prerequisites

• Zinnia, Valley's Voice on the battlefield
• Hullbreaker Horror on the battlefield
• Peregrine Drake in hand
• at most available

Steps

1. Activate up to five lands by tapping them, adding at least
2. Cast Peregrine Drake by paying plus an additional for its offspring cost
3. Hullbreaker Horror triggers, returning another nonland permanent from the battlefield to your hand
4. When Peregrine Drake enters the battlefield, it triggers twice
5. Resolve the first Peregrine Drake trigger, untapping up to five lands
6. Holding priority, activate up to five lands by tapping them, adding at least
7. Resolve the second Peregrine Drake trigger, creating a token copy of it that is 1/1
8. When the Peregrine Drake token enters the battlefield, it triggers, causing you to untap up to five lands
9. Activate up to five lands by tapping them, adding at least
10. Cast the nonland permanent returned to your hand in step 3 by paying its mana cost
11. Hullbreaker Horror triggers, returning Peregrine Drake from the battlefield to your hand
12. Repeat from step 2

Results

• Infinite storm count
• Infinite untap of lands you control
• Infinite ETB
• Infinite LTB
• Infinite creature tokens
• Infinite mana lands you control can produce
• Infinite power for any creature