Pre-War Formalwear, Leonin Relic-Warder, and Blasting Station

Prerequisites

• Pre-War Formalwear on the battlefield
• Leonin Relic-Warder in hand
• Blasting Station on the battlefield
• undefined available

Steps

1. Cast Leonin Relic-Warder by paying
2. When Leonin Relic-Warder enters the battlefield, its first ability and Blasting Station trigger
3. Resolve the Leonin Relic-Warder trigger, exiling Pre-War Formalwear
4. Resolve the Blasting Station trigger, untapping it
5. Activate Blasting Station by tapping it and sacrificing Leonin Relic-Warder
6. When Leonin Relic-Warder dies, its second ability triggers, returning Pre-War Formalwear from exile to the battlefield
7. When Pre-War Formalwear enters the battlefield, it triggers, returning Leonin Relic-Warder from your graveyard to the battlefield, and attaching Pre-War Formalwear to it
8. Repeat steps 2 through 4 one additional time
9. Resolve the Blasting Station ability from step 3
10. Repeat from step 5

Results

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