Brash Taunter, Chain Lightning, Cursed Mirror, and Storm-Kiln Artist

Prerequisites

• Brash Taunter on the battlefield
• Chain Lightning in hand
• Cursed Mirror in hand
• Storm-Kiln Artist on the battlefield
• available

Steps

1. Cast Cursed Mirror by paying , choosing to have it enter the battlefield as a copy of Storm-Kiln Artist until end of turn
2. Cast Chain Lightning by paying , targeting Brash Taunter
3. Storm-Kiln Artist and Cursed Mirror each trigger, creating two Treasure tokens
4. Activate both Treasure tokens by tapping and sacrificing them, adding
5. Resolve Chain Lightning, dealing 3 damage to Brash Taunter, and causing you to pay to copy Chain Lightning, targeting Brash Taunter
6. Brash Taunter, Storm-Kiln Artist, and Cursed Mirror each trigger
7. Resolve the Brash Taunter trigger, dealing 3 damage to an opponent
8. Resolve the Storm-Kiln Artist and Cursed Mirror triggers, creating two Treasure tokens
9. Repeat from step 4

Results

• Infinite damage
• Infinite magecraft triggers