Swarm Intelligence, Storm-Kiln Artist, and Reprieve

Prerequisites

• Swarm Intelligence on the battlefield
• Storm-Kiln Artist on the battlefield
• Reprieve in hand
• Optionally, you have another nonland card in hand with the mana to cast it
• available

Steps

1. Cast any card by paying its mana cost, or wait for an opponent to cast one
2. Holding priority, cast Reprieve by paying , targeting that spell
3. Swarm Intelligence and Storm-Kiln Artist trigger
4. Resolve the Storm-Kiln Artist trigger, creating a Treasure token
5. Resolve the Swarm Intelligence trigger, copying Reprieve, with the copy targeting the original Reprieve
6. Storm-Kiln Artist triggers, creating a Treasure token
7. Resolve the copy of Reprieve, returning the original Reprieve to your hand and causing you to draw a card
8. Holding priority, activate the Treasures by tapping and sacrificing them, adding
9. Repeat from step 2

Results

• Infinite card draw
• Infinite draw triggers
• Near-infinite magecraft triggers
• Near-infinite storm count