Dragon's Mirror

A thick and reflective barrier appears in front of you, forming an crystalline shield before you for a brief moment. If you fail a saving throw against a breath weapon, you may cast this spell in order to succeed instead. If the breath weapon would deal half damage on a success, you additionally take no damage instead. If you succeed a saving throw against a breath weapon, you may instead cast this spell to take no damage if you were to take half, and additionally attempt to reflect it; the triggering attack is launched back towards its sender, in the same shape as the triggering attack but with a range of 60 feet and pointed towards its source. The attacker performs a saving throw of the same type their breath weapon forces, against the breath weapon's DC; they are subject to the same effects it would have had on you.

When you cast this spell at higher levels, the reflected breath weapon gains 60 feet of range for every spell level past 5th.