Halo Fountain, Kelpie Guide, and Sage of the Maze

Prerequisites

• Halo Fountain on the battlefield
• Kelpie Guide on the battlefield
• Sage of the Maze on the battlefield

Steps

1. Activate Sage of the Maze by tapping it, adding Activate Kelpie Guide by tapping it, targeting Halo Fountain
2. Holding priority, activate Halo Fountain by paying , tapping it, and untapping Kelpie Guide and Sage of the Maze, causing you to draw a card
3. Resolve the Kelpie Guide ability, untapping Halo Fountain
4. Repeat

Results

• Infinite card draw
• Infinite draw triggers