Ioreth of the Healing House, and Kiora's Follower

Prerequisites

• Ioreth of the Healing House on the battlefield
• Kiora's Follower on the battlefield
• Ioreth and Kiora's Follower do not have summoning sickness
• There is another legendary creature on the battlefield

Steps

1. If Kiora's Follower is not your Ring-bearer, use the card that causes the Ring to tempt you to cause Kiora's Follower to become your Ring-bearer, thus making it legendary
2. Activate Ioreth's second ability by tapping it, untapping Kiora's Follower and another legendary creature
3. Activate Kiora's Follower by tapping it, untapping Ioreth
4. Repeat from step 2

Results

• Infinite untap of legendary creatures you control
• Infinite mana legendary creatures you control can produce