Bishop of Wings, Artificial Evolution, and Ashnod's Altar

Prerequisites

• Bishop of Wings on the battlefield
• Artificial Evolution in hand
• Ashnod's Altar on the battlefield
• You control at least one Angel
• available

Steps

1. Cast Artificial Evolution by paying , changing all instances of "Spirit" on Bishop of Wings to "Angel" until end of turn
2. Activate Ashnod's Altar by sacrificing an Angel, adding
3. Bishop of Wings' second ability triggers, creating a 1/1 Angel creature token
4. The Angel enters the battlefield, triggering Bishop of WIngs' first ability, causing you to gain four life
5. Repeat from step 2

Results

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