Halo Fountain, Kiora's Follower, and Incubation Druid

Prerequisites

• Halo Fountain on the battlefield
• Kiora's Follower on the battlefield
• Incubation Druid on the battlefield

Steps

1. Activate Incubation Druid by tapping it, adding Activate Kiora's Follower by tapping it, targeting Halo Fountain
2. Holding priority, activate Halo Fountain by paying , tapping it, and untapping Kiora's Follower and Incubation Druid, causing you to draw a card
3. Resolve the Kiora's Follower ability, untapping Halo Fountain
4. Repeat

Results

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