Sigarda's Summons, Bishop of Wings, Bloodspore Thrinax, and Blasting Station

Prerequisites

• Sigarda's Summons on the battlefield
• Bishop of Wings on the battlefield
• Bloodspore Thrinax on the battlefield
• Blasting Station on the battlefield
• You control an additional Angel
• Bloodspore Thrinax has at least one +1/+1 counter on it

Steps

1. Activate Blasting Station by tapping it and sacrificing an Angel
2. Bishop of Wings triggers, creating a 1/1 Spirit creature token that enters the battlefield with at least one +1/+1 counter
3. The Spirit token enters the battlefield as a 4/4 Spirit Angel due to having a +1/+1 counter on it, triggering Blasting Station and Bishop of Wings
4. Resolve the Blasting Station trigger, untapping itself
5. Resolve the Bishop of Wings trigger, causing you to gain four life
6. Resolve Blasting Station's ability, dealing 1 damage to any target
7. Activate Blasting Station by sacrificing the Spirit token
8. Repeat from step 2

Results

• Infinite damage
• Infinite death triggers
• Infinite ETB
• Infinite lifegain
• Infinite lifegain triggers
• Infinite LTB
• Infinite sacrifice triggers