Lumbering Battlement, Wispweaver Angel, and Aminatou, the Fateshifter

Prerequisites

• Lumbering Battlement on the battlefield
• Wispweaver Angel in exile
• Aminatou, the Fateshifter on the battlefield

Steps

1. Activate Animatou's second loyalty ability by removing a loyalty counter from it, blinking Lumbering Battlement
2. Lumbering Battlement leaves the battlefield, causing Wispweaver Angel to return to the battlefield
3. Wispweaver Angel and Lumbering Battlement enter the battlefield, triggering their abilities
4. Resolve the Lumbering Battlement trigger, exiling Wispweaver Angel until Lumbering Battlement leaves the battlefield
5. Resolve the Wispweaver Angel trigger, blinking Lumbering Battlement
6. Repeat from step 2

Results

• Infinite blinking
• Infinite ETB
• Infinite LTB