Bartolomé del Presidio + Bolas's Citadel + Mortuary + Phyrexian Walker

WB identity

Commander legal

The 4 combo pieces

• Bartolomé del Presidio
• Bolas's Citadel
• Mortuary
• Phyrexian Walker

How to execute it

1. Activate Bartolomé del Presidio by sacrificing Phyrexian Walker
2. When Phyrexian Walker dies, Mortuary triggers, putting Phyrexian Walker from your graveyard onto the top of your library.
3. Resolve the Bartolomé del Presidio ability.
4. Cast Phyrexian Walker from the top of your library by paying 0 life.
5. Repeat.

What the combo produces

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