Edgar Markov, Oathsworn Vampire, and Phyrexian Altar

Prerequisites

• Edgar Markov on the battlefield or in the command zone
• Oathsworn Vampire in the graveyard
• Phyrexian Altar on the battlefield
• available

Steps

1. Cast Oathsworn Vampire from your graveyard by paying
2. Edgar triggers, creating a 1/1 Vampire creature token
3. Activate Phyrexian Altar twice by sacrificing the Vampire token and Oathsworn Vampire, adding
4. Repeat

Results

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