Invasion of Lorwyn // Winnowing Forces [March of the Machine]Set: March of the Machine Type: Battle Siege Rarity: Uncommon Cost: {4}{B}{G} (As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.) When Invasion of Lorwyn enters the battlefield, destroy target non Elf creature an opponent controls with power X or less, where X is the number of lands you control. The Phyrexian appearance was so offensive that perfects and