Animar, Soul of Elements + Airbending Lesson + Naru Meha, Master Wizard

How it works

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Cast Airbending Lesson by paying its mana cost, targeting any applicable target(s).
Holding priority, cast Naru Meha by paying its mana cost reduced by Animar.
Animar triggers, putting a +1/+1 counter on it.
When Naru Meha enters, it triggers, copying Airbending Lesson targeting Naru Meha.
Resolve Airbending Lesson, airbending Naru Meha.
Holding priority, cast Naru Meha from exile by paying reduced by Animar.
Repeat from step 3.

In which brackets is this combo allowed, per Spellbook's Exhibition tier?

1–2 · Exhibition & Core

Allowed in this bracket.

3 · Upgraded

Allowed in this bracket.

4–5 · Optimized & cEDH

All combos are allowed.