Kaya's Ghostform, Salvaging Station, Encroaching Mycosynth, and Bile Urchin

Prerequisites

• Kaya's Ghostform on the battlefield
• Salvaging Station on the battlefield
• Encroaching Mycosynth on the battlefield
• Bile Urchin on the battlefield
• Kaya's Ghostform attached to Bile Urchin

Steps

1. Activate Bile Urchin by sacrificing it
2. Bile Urchin dies, triggering Salvaging Station and Kaya's Ghostform
3. Resolve the Salvaging Station trigger, untapping it
4. Resolve the Kaya's Ghostform trigger, returning Bile Urchin from your graveyard to the battlefield
5. Resolve the Bile Urchin ability from step 1, causing target player to lose 1 life
6. Activate Salvaging Station by tapping it, returning Kaya's Ghostform from your graveyard to the battlefield attached to Bile Urchin
7. Repeat

Results

• Infinite death triggers
• Infinite ETB
• Infinite lifeloss
• Infinite LTB
• Infinite sacrifice triggers