Dread Tiller + Extruder + Mikaeus, the Unhallowed

BG identity

Commander legal

The 3 combo pieces

• Dread Tiller
• Extruder
• Mikaeus, the Unhallowed

How to execute it

1. Activate Extruder by sacrificing Dread Tiller.
2. When Dread Tiller dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
3. When Dread Tiller enters the battlefield, it triggers, putting a -1/-1 counter on it.
4. Resolve the Extruder ability
5. Repeat.

What the combo produces

• Infinite +1/+1 counters on creatures you control
• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite sacrifice triggers