Grim Poppet + Grinding Station + Mikaeus, the Unhallowed

B identity

Commander legal

The 3 combo pieces

• Grim Poppet
• Grinding Station
• Mikaeus, the Unhallowed

How to execute it

1. Activate Grinding Station by tapping it and sacrificing Grim Poppet.
2. When Grim Poppet 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. When Grim Poppet enters, Grinding Station triggers, untapping Grinding Station.
4. Resolve the Grinding Station ability from step 1
5. Repeat.

What the combo produces

• Infinite -1/-1 counters
• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite mill
• Infinite sacrifice triggers
• Infinite self-mill