Bartolomé del Presidio + Carnifex Demon + Mikaeus, the Unhallowed

WB identity

Commander legal

The 3 combo pieces

• Bartolomé del Presidio
• Carnifex Demon
• Mikaeus, the Unhallowed

How to execute it

1. Activate Bartolomé del Presidio by sacrificing Carnifex Demon.
2. When Carnifex Demon dies, its undying ability triggers, returning it from your graveyard to the battlefield without a +1/+1 counter on it due to its replacement effect.
3. Resolve the Bartolomé del Presidio ability
4. Repeat.

What the combo produces

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