It adds 2 damage to every red source you control, making little pings brutal
Yes, it costs a good chunk of mana, but late in the game, it can refresh your hand right before your turn at instant speed, giving you a chance to find what you need
Paying four mana to draw one card seems like a terrible rate, and by all means, it is, but there are two crucial things to consider before you dismiss this card: the mana cost is entirely generic, and it can snowball fast
24 Spells Chrome Mox Mothdust Changeling Changeling Outcast Siren Stormtamer Wingcrafter Fatal Push Vampiric Tutor Inquisition of Kozilek Baleful Strix Looter il-Kor Tetsuko Umezawa, Fugitive Spellskite Kitesail Freebooter Never // Return Mistblade Shinobi Yuriko, the Tiger's Shadow Mist-Syndicate Naga Ninja of the Deep Hours Ingenious Infiltrator Jace, the Mind Sculptor Hostage Taker Whirler Rogue Fallen Shinobi Temporal Trespass 16 Lands I have cut Thief of Sanity, Vendilion Clique, Thassa, God of the Sea, Preordain, Surge Mare, and Collective Brutality
BREAK THE STORM
The five colors in Magic would be better-represented by mana symbols than by nondescript circles of color