Naru Meha, Master Wizard, Primevals' Glorious Rebirth, and Carrion Feeder

Prerequisites

• Naru Meha, Master Wizard in hand
• Primevals' Glorious Rebirth in hand
• Carrion Feeder on the battlefield
• You control at least one legendary planeswalker or creature
• available

Steps

1. Cast Primevals' Glorious Rebirth by paying
2. Holding priority, cast Naru Meha by paying
3. When Naru Meha enters the battlefield, it triggers, copying Primevals' Glorious Rebirth
4. Holding priority, activate Carrion Feeder by sacrificing Naru Meha, putting a +1/+1 counter on Carrion Feeder
5. Resolve the copy of Primevals' Glorious Rebirth, returning all legendary permanent cards from your graveyard to the battlefield
6. Repeat from step 3

Results

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