Angel of Indemnity, Carrion Feeder, and Felidar Guardian

Prerequisites

• Angel of Indemnity on the battlefield
• Carrion Feeder on the battlefield
• Felidar Guardian in hand
• undefined available

Steps

1. Cast Felidar Guardian by paying
2. When Felidar Guardian enters the battlefield, it triggers, targeting Angel of Indemnity
3. Holding priority, activate Carrion Feeder by sacrificing Felidar Guardian
4. Resolve the Felidar Guardian ability, blinking Angel of Indemnity
5. When Angel of Indemnity enters the battlefield, it triggers, returning Felidar Guardian from your graveyard to the battlefield
6. Repeat from step 2 any number of times
7. Resolve all abilities from step 3, putting any number of +1/+1 counters on Carrion Feeder

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite +1/+1 counters on Carrion Feeder