Dawn Evangel, Phyrexian Altar, Mana Matrix, Nyxborn Rollicker, and Everflame Eidolon

Prerequisites

• Dawn Evangel on the battlefield
• Phyrexian Altar on the battlefield
• Mana Matrix on the battlefield
• Nyxborn Rollicker on the battlefield
• Everflame Eidolon on the battlefield
• Nyxborn Rollicker attached to Everflame Eidolon

Steps

1. Activate Phyrexian Altar by sacrificing Everflame Eidolon, adding
2. Everflame Eidolon leaves the battlefield, causing Nyxborn Rollicker to become an enchantment creature
3. Dawn Evangel triggers, returning Everflame Eidolon from your graveyard to your hand
4. Cast Everflame Eidolon for its bestow cost by paying , attaching it to Nyxborn Rollicker
5. Activate Phyrexian Altar by sacrificing Nyxborn Rollicker, adding
6. Nyxborn Rollicker leaves the battlefield, causing Everflame Eidolon to become an enchantment creature
7. Dawn Evangel triggers, returning Nyxborn Rollicker from your graveyard to your hand
8. Cast Nyxborn Rollicker for its bestow cost by paying , attaching it to Everflame Eidolon
9. Repeat

Results

• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite storm count