Halo Fountain, Fatestitcher, and Deathbloom Ritualist

Prerequisites

• Halo Fountain on the battlefield
• Fatestitcher on the battlefield
• Deathbloom Ritualist on the battlefield

Steps

1. Activate Deathbloom Ritualist by tapping it, adding at least Activate Fatestitcher by tapping it, targeting Halo Fountain
2. Holding priority, activate Halo Fountain by paying , tapping it, and untapping Fatestitcher and Deathbloom Ritualist, causing you to draw a card
3. Resolve the Fatestitcher ability, untapping Halo Fountain
4. Repeat

Results

• Infinite card draw
• Infinite draw triggers
• Near-infinite creature ETB
• Near-infinite creature tokens