Call in the Tempest

Search your library for any number of red instant or sorcery cards that have the ability to deal damage with a combined converted mana cost of {x}. Then you may either cast these instant or sorcery cards without paying their
mana cost, or put them into your hand.
"They will face a storm like they have never seen before ! A storm of fire, of blood and sorrow, of burning hope and smoldering despair !"
- Torchmage Sug-Rae