The Melting Of Harrenhal

Destroy target land. If it is a basic land, destroy all creatures your opponent controls
"Harren the Black thought this castle would be
his legacy. The greatest fortress ever built: the tallest towers, the strongest walls. The Great
Hall had thirty-five hearths. Thirty-five, can
you imagine? Look at it now... a blasted ruin." -Tywin Lannister