Atropos, Who Cuts the Thread

When Atropos, Who Cuts the Thread enters the battlefield, roll a die. Destroy target creature with total power or converted mana cost equal to the number you rolled.
As long as you control Clothos, Who Spins the Thread, Lachesis, Who Measures the Thread, and Atropos, Who Cuts the Thread, Atropos has "{w/b}{t} Roll a die. Destroy target creature with total power or converted mana cost equal to the number you rolled."