Jund Battlemage, Thornbite Staff, and Phyrexian Altar

Prerequisites

• Jund Battlemage on the battlefield
• Thornbite Staff on the battlefield
• Phyrexian Altar on the battlefield
• Jund Battlemage does not have summoning sickness
• Thornbite Staff attached to Jund Battlemage
• available

Steps

1. Activate Jund Battlemage's second ability by paying and tapping it, creating a 1/1 Saproling creature token
2. Activate Phyrexian Altar by sacrificing the Saproling, adding
3. When the Saproling dies, Jund Battlemage triggers, untapping Jund Battlemage
4. Repeat

Results

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