Visara the Dreadful, Intruder Alarm, Bishop of Wings, and Conspiracy

Prerequisites

• Visara the Dreadful on the battlefield
• Intruder Alarm on the battlefield
• Bishop of Wings on the battlefield
• Conspiracy on the battlefield
• You control at least one other creature
• Visara the Dreadful does not have summoning sickness
• "Angel" chosen with Conspiracy

Steps

1. Activate Visara the Dreadful by tapping it, destroying another creature you control
2. When the creature dies as an Angel due to Conspiracy, Bishop of Wings' second ability triggers, creating a 1/1 Spirit creature token
3. When the Spirit enters the battlefield as an Angel due to Conspiracy, Bishop of Wings' first ability and Intruder Alarm trigger
4. Resolve the Bishop of Wings trigger, causing you to gain 4 life
5. Resolve the Intruder Alarm trigger, untapping all creatures
6. Repeat

Results

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