Golgari Thug, Bolas's Citadel, Healer of the Pride, and Ashnod's Altar

Prerequisites

• Golgari Thug on the battlefield
• Bolas's Citadel on the battlefield
• Healer of the Pride on the battlefield
• Ashnod's Altar on the battlefield
• Your life total is at least 3

Steps

1. Activate Ashnod's Altar by sacrificing Golgari Thug, adding
2. When Golgari Thug dies, it triggers, putting itself on top of your library from your graveyard
3. Cast Golgari Thug from the top of your library by paying 2 life
4. When Golgari Thug enters the battlefield, Healer of the Pride triggers, causing you to gain 2 life
5. Repeat

Results

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