Venser, Shaper Savant, Peregrine Drake, and Yarok, the Desecrated

Prerequisites

• Venser, Shaper Savant in hand
• Peregrine Drake in hand
• Yarok, the Desecrated on the battlefield

Steps

1. Activate up to five lands by tapping them, adding at least
2. Cast Peregrine Drake by paying
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 Venser by paying
8. When Venser enters, it triggers twice, returning it and Peregrine Drake from the battlefield to your hand
9. Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite mana lands you control can produce
• Infinite storm count
• Infinite blue mana
• Infinite untap of lands you control