Bishop of Wings, Xenograft, and Ashnod's Altar

Prerequisites

• Bishop of Wings on the battlefield
• Xenograft on the battlefield
• Ashnod's Altar on the battlefield
• You control at least one additional creature
• "Angel" chosen with Xenograft

Steps

1. Activate Ashnod's Altar by sacrificing another creature, adding
2. When the creature dies, Bishop of Wings' second ability triggers, creating a 1/1 Spirit creature token
3. When the Spirit token enters the battlefield, Bishop of Wings' first ability triggers, causing you to gain 4 life
4. Repeat

Results

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