Airbending Lesson + Ezzaroot Channeler + Lutri, the Spellchaser

Airbending Lesson

Ezzaroot Channeler

Lutri, the Spellchaser

How it works

1. Cast Airbending Lesson by paying its mana cost, targeting any applicable target(s).
2. Holding priority, cast Lutri by paying its mana cost reduced by Ezzaroot Channeler.
3. When Lutri enters, it triggers, copying Airbending Lesson targeting Lutri.
4. Resolve Airbending Lesson, airbending Lutri.
5. Holding priority, cast Lutri from exile by paying 0 due to Ezzaroot Channeler.
6. Repeat from step 3.