Bolas's Citadel + Memnite + Mortuary + Phantom Train

B identity

Commander legal

The 4 combo pieces

• Bolas's Citadel
• Memnite
• Mortuary
• Phantom Train

How to execute it

1. Activate Phantom Train by sacrificing Memnite
2. When Memnite dies, Mortuary triggers, putting Memnite from your graveyard onto the top of your library.
3. Resolve the Phantom Train ability.
4. Cast Memnite 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