Bituminous Blast [Alara Reborn]

Set:	Alara Reborn
Type:	Instant
Rarity:	Uncommon
Cost:	{3}{B}{R}

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.)
Bituminous Blast deals 4 damage to target creature.