Kaya's Ghostform, Salvaging Station, Encroaching Mycosynth, and Blood Pet

Prerequisites

• Kaya's Ghostform on the battlefield
• Salvaging Station on the battlefield
• Encroaching Mycosynth on the battlefield
• Blood Pet on the battlefield
• Kaya's Ghostform attached to Blood Pet

Steps

1. Activate Blood Pet by sacrificing it, adding
2. Blood Pet dies, triggering Salvaging Station and Kaya's Ghostform
3. Resolve the Salvaging Station trigger, untapping it
4. Resolve the Kaya's Ghostform trigger, returning Blood Pet from your graveyard to the battlefield
5. Activate Salvaging Station by tapping it, returning Kaya's Ghostform from your graveyard to the battlefield attached to Blood Pet
6. Repeat

Results

• Infinite black mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers