Sigarda's Summons + Bishop of Wings + Bloodspore Thrinax + Phyrexian Altar

Prerequisites

• You control an additional Angel.
• Bloodspore Thrinax has at least one +1/+1 counter on it.

Steps

1. 1Activate Phyrexian Altar by sacrificing an Angel, adding one mana of any color.
2. 2Bishop of Wings triggers, creating a 1/1 Spirit creature token.
3. 3The Spirit enters the battlefield with at least one +1/+1 counter and becomes a 4/4 Spirit Angel due to having a +1/+1 counter on it.
4. 4Bishop of Wings triggers, causing you to gain four life.
5. 5Activate Phyrexian Altar by sacrificing the Spirit token, adding one mana of any color.
6. 6Repeat from step 2.

Effects

• Infinite colored mana
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite lifegain
• Infinite lifegain triggers