Slagstorm lets you answer different problems with one card, and I mention Wizard's Lightning as a pseudo-Lightning Bolt in case you play some wizards
Im playing Dungeon Decent, Dungeon Map, Immovable Rod, and Fifty Feet of Rope, all of which are pretty good when you shave two mana from their activation costs
(Enter the first room or advance to the next room.) Enchantment Color tag templates(None) Wall of Omens Defender When this creature enters, draw a card
Giving storm to such a broad range of spells, really spells doom for any unfortunate target of the Izzet storm player
No one soul is worth more than Torrezons salvation
Tarrians Journal / The Tomb of Aclazotz Being locked at sorcery speed makes Tarrian's Journal remarkably unexciting, even though the rate on the card draws quite reasonable