Trudge Garden, Mana Echoes, and Ravenous Baloth

Prerequisites

• Trudge Garden on the battlefield
• Mana Echoes on the battlefield
• Ravenous Baloth on the battlefield
• You control at least one additional Beast
• available

Steps

1. Activate Ravenous Baloth by sacrificing another Beast, causing you to gain 4 life
2. Trudge Garden triggers, causing you to pay to create a 4/4 Fungus Beast creature token
3. When the Fungus Beast enters the battlefield, Mana Echoes triggers, adding for each Fungus and/or Beast you control
4. Repeat
5. If you control at least two additional Beasts and/or one additional Fungus to begin the combo, this combo nets infinite colorless mana

Results

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