Necrotic Ooze, Wizard Class, Barrenton Medic, and Archivist

Prerequisites

• Necrotic Ooze on the battlefield
• Wizard Class on the battlefield
• Barrenton Medic in the graveyard
• Archivist in the graveyard
• Wizard Class is level three
• Necrotic Ooze does not have summoning sickness

Steps

1. Activate Necrotic Ooze using Archivist's ability by tapping it, causing you to draw a card
2. Wizard Class triggers, putting a +1/+1 counter on Necrotic Ooze
3. Activate Necrotic Ooze using Barrenton Medic's second ability by putting a -1/-1 counter on it, untapping it
4. Repeat

Results

• Infinite card draw
• Infinite draw triggers