Rakka Mar, Thornbite Staff, Earthcraft, and Carrion Feeder

Prerequisites

• Rakka Mar on the battlefield
• Thornbite Staff on the battlefield
• Earthcraft on the battlefield
• Carrion Feeder on the battlefield
• Thornbite Staff attached to Rakka Mar
• You control at least one basic Mountain

Steps

1. Activate a basic Mountain by tapping it, adding
2. Activate Rakka Mar by paying and tapping it, creating a 3/1 Elemental creature token with haste
3. Activate Earthcraft by tapping the Elemental, untapping the Mountain
4. Activate Carrion Feeder by sacrificing the Elemental
5. When the Elemental dies, Rakka Mar triggers, untapping Rakka Mar
6. Resolve the Carrion Feeder ability, putting a +1/+1 counter on it
7. Repeat

Results

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