Hashaton, Scarab's Fist, Tortured Existence, and Peregrine Drake

Prerequisites

• Hashaton, Scarab's Fist on the battlefield
• Tortured Existence on the battlefield
• Peregrine Drake in hand
• You control up to five lands that can tap to produce at least

Steps

1. Activate up to five lands by tapping them, adding at least
2. Activate Tortured Existence by paying and discarding Peregrine Drake, targeting any other creature card in your graveyard
3. Hashaton triggers, causing you to pay to create a token copy of Peregrine Drake that is a 4/4 Zombie
4. When the Peregrine Drake token enters the battlefield, it triggers, untapping up to five lands
5. Resolve the Tortured Existence ability, returning the targeted creature from your graveyard to your hand
6. Activate Tortured Existence by paying and discarding a creature card, targeting Peregrine Drake
7. Hashaton triggers
8. Choose not to pay
9. Resolve the Tortured Existence ability, returning Peregrine Drake from your graveyard to your hand
10. Repeat

Results

• Infinite ETB
• Infinite creature tokens
• Infinite self-discard triggers