Kiora's Follower, Judge of Currents, and Evil Twin

Prerequisites

• Kiora's Follower on the battlefield
• Judge of Currents on the battlefield
• Evil Twin on the battlefield
• Evil Twin is a copy of Kiora's Follower
• Kiora's Follower and Evil Twin do not have summoning sickness

Steps

1. Activate Kiora's Follower by tapping it
2. When Kiora's Follower becomes tapped, Judge of Currents triggers, causing you to gain 1 life
3. Resolve Kiora's Follower's ability from step 1, untapping Evil Twin
4. Activate Evil Twin by tapping it
5. When Evil Twin becomes tapped, Judge of Currents triggers, causing you to gain 1 life
6. Resolve Evil Twin's ability from step 4, untapping Kiora's Follower
7. Repeat

Results

• Infinite lifegain
• Infinite lifegain triggers