Saffi Eriksdotter, Blasting Station, and Shepherd of the Cosmos

Prerequisites

• Saffi Eriksdotter on the battlefield
• Blasting Station on the battlefield
• Shepherd of the Cosmos on the battlefield

Steps

1. Activate Saffi by sacrificing it, targeting Shepherd of the Cosmos Activate Blasting Station by tapping it and sacrificing Shepherd of the Cosmos When Shepherd of the Cosmos dies, Saffi triggers, returning Shepherd of the Cosmos from your graveyard to the battlefield
2. When Shepherd of the Cosmos enters, it and Blasting Station trigger
3. Resolve the Shepherd of the Cosmos trigger, returning Saffi from your graveyard to the battlefield
4. When Saffi enters, Blasting Station triggers
5. Resolve both Blasting Station triggers from this step and step 4, untapping Blasting Station
6. Resolve the Blasting Station ability from step 2
7. Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite damage
• Infinite death triggers