Blazing Transcendence

Prevent all damage that would be dealt to you.
Red instants and and sorceries you cast cost {2} less to cast.
At the beginning of your upkeep, if your devotion to red is five or more, you may deal 3 damage to target creature or player. If your devotion to red is two or less, sacrifice Blazing Transcendence, then it deals 7 damage to you.