Hashaton, Scarab's Fist, Tortured Existence, and Dockside Extortionist

Prerequisites

• Hashaton, Scarab's Fist on the battlefield
• Tortured Existence on the battlefield
• Dockside Extortionist in hand
• Opponents control at least five artifacts and/or enchantments
• available

Steps

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

Results

• Infinite ETB
• Infinite colored mana
• Infinite creature tokens
• Infinite self-discard triggers
• Infinite Treasure tokens
• Infinite copies of creature cards in your graveyard that are 4/4 Zombies