Purphoros, Bronze-Blooded + Firestorm Phoenix + Phyrexian Altar + Biomancer's Familiar

Prerequisites

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Steps

1. 1Activate Purphoros by paying , putting Firestorm Phoenix onto the battlefield from your hand.
2. 2Activate Phyrexian Altar by sacrificing Firestorm Phoenix, adding .
3. 3Firestorm Phoenix is returned to your hand instead of being put into your graveyard.
4. 4Repeat.

Effects

• Infinite creature ETB
• Infinite creature LTB