Halo Fountain, North Pole Patrol, and Transdimensional Bovine

Prerequisites

• Halo Fountain on the battlefield
• North Pole Patrol on the battlefield
• Transdimensional Bovine on the battlefield

Steps

1. Activate Transdimensional Bovine by tapping it, adding Activate North Pole Patrol by tapping it, targeting Halo Fountain
2. Holding priority, activate Halo Fountain by paying , tapping it, and untapping North Pole Patrol and Transdimensional Bovine, causing you to draw a card
3. Resolve the North Pole Patrol ability, untapping Halo Fountain
4. Repeat

Results

• Infinite card draw
• Infinite draw triggers