Ioreth of the Healing House + Mirror Gallery + Mirror Image

Prerequisites

• All permanents do not have summoning sickness.
• You control at least one additional legendary creature.

Steps

1. 1Activate Mirror Image's second ability by tapping it, untapping Ioreth and another legendary creature you control.
2. 2Activate Ioreth's second ability by tapping it, untapping Mirror Image and another legendary creature you control.
3. 3Repeat.

Effects

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