Oathsworn Vampire, Phyrexian Altar, and Animar, Soul of Elements

Prerequisites

• Oathsworn Vampire on the battlefield
• Phyrexian Altar on the battlefield
• Animar, Soul of Elements on the battlefield

Steps

1. Activate Phyrexian Altar by sacrificing Oathsworn Vampire, adding
2. Cast Oathsworn Vampire from your graveyard by paying
3. Animar triggers, putting a +1/+1 counter on it
4. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite storm count
• Infinite +1/+1 counters on Animar