Twinflame, Storm-Kiln Artist, Harmonic Prodigy, and Ardent Elementalist

Prerequisites

• Twinflame in hand
• Storm-Kiln Artist on the battlefield
• Harmonic Prodigy on the battlefield
• Ardent Elementalist on the battlefield
• available

Steps

1. Cast Twinflame by paying , targeting Ardent Elementalist
2. Storm-Kiln Artist triggers twice, creating two Treasure artifact tokens
3. Resolve Twinflame, creating a token copy of Ardent Elementalist with haste
4. When the Ardent Elementalist token enters the battlefield, it triggers, returning Twinflame to your hand from your graveyard
5. Activate the Treasures by tapping and sacrificing them, adding
6. Repeat

Results

• Infinite creature tokens with haste
• Infinite ETB
• Infinite magecraft triggers
• Infinite storm count