Emeria Shepherd, Felidar Guardian, and Blasting Station

Prerequisites

• Emeria Shepherd on the battlefield
• Felidar Guardian in hand
• Blasting Station on the battlefield
• You control Plains
• available

Steps

1. Cast Felidar Guardian by paying
2. Felidar Guardian enters the battlefield, blinking Plains
3. Emeria Shepherd triggers
4. Holding priority, activate Blasting Station by sacrificing Felidar Guardian, dealing 1 damage to any target
5. Resolve the Emeria Shepherd trigger, returning Felidar Guardian from your graveyard to the battlefield
6. Blasting Station triggers, untapping itself
7. Repeat from step 2

Results

• Infinite damage
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers