Chandra, Torch of Defiance Emblem

Whenever you cast a spell, this emblem deals 5 damage to any target.

Chandra, Roaring Flame Emblem

At the beginning of your upkeep, this emblem deals 3 damage to you.

At the beginning of your upkeep, this emblem deals 1 damage to you.

Whenever you cast a red spell, this emblem deals X damage to any target, where X is the amount of mana spent to cast that spell.