Lord Vader, Slayer of Jedi

Order 66-{x}Where x is the amount of clones you sacrifice to play this. When Order 66 activates destroy x clones and then destroy nonland permanents that have mana values less then 6. This effect can only be used when Vader enters
{t}you get one 1/1 stormtrooper
{b/r}{b/r}{b/r}you may switch sides