Trudge Garden, Ashnod's Altar, and Verdant Sun's Avatar

Prerequisites

• Trudge Garden on the battlefield
• Ashnod's Altar on the battlefield
• Verdant Sun's Avatar on the battlefield
• You have a way to gain life
• available

Steps

1. Gain any amount of life
2. Trudge Garden triggers, causing you to pay to create a 4/4 Fungus Beast creature token
3. The Fungus Beast enters the battlefield, triggering Verdant Sun's Avatar
4. Holding priority, activate Ashnod's Altar by sacrificing the Fungus Beast, adding
5. Resolve the Verdant Sun's Avatar trigger, causing you to gain life equal to the Fungus Beast's toughness
6. Repeat from step 2

Results

• Infinite death triggers
• Infinite ETB
• Infinite lifegain
• Infinite lifegain triggers
• Infinite LTB
• Infinite sacrifice triggers