Sorcery, XBRG (3) Lavalanche deals X damage to target player and each creature he or she controls. Alara's burning blood cannot be contained by mere earth and stone.
Illus. Steve Argyle
5/1/2009: If the targeted player has become an illegal target by the time Lavalanche resolves, Lavalanche is countered. Nothing will be dealt damage.
5/1/2009: Because Lavalanche doesn't target any creatures, it will deal damage to creatures with shroud. Any damage it would deal to creatures with appropriate protection abilities will still be prevented, however.