Arcbound Ravager + Bolas's Citadel + Mortuary + Phyrexian Walker

B identity

Commander legal

The 4 combo pieces

• Arcbound Ravager
• Bolas's Citadel
• Mortuary
• Phyrexian Walker

How to execute it

1. Activate Arcbound Ravager 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 Arcbound Ravager 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