Marneus Calgar, Undercity Scrounger, and Pemmin's Aura

Prerequisites

• Marneus Calgar on the battlefield
• Undercity Scrounger on the battlefield
• Pemmin's Aura on the battlefield
• Undercity Scrounger does not have summoning sickness
• A creature has died this turn
• Pemmin's Aura attached to Undercity Scrounger

Steps

1. Activate Undercity Scrounger by tapping it, creating a Treasure token
2. Marneus triggers, causing you to draw a card
3. Activate the Treasure by tapping and sacrificing it, adding
4. Activate Pemmin's Aura's first ability by paying , untapping Undercity Scrounger
5. Repeat

Results

• Infinite card draw
• Infinite draw triggers