Scorpion, Destructive Thug

When Scorpion, Destructive Thug enters the
battlefield, destroy target artifact. If at least two
red mana was spent to cast it, it deals 2 damage
to target creature. If at least two {g} was spent
to cast it, destroy target enchantment.
"Sooner or later it'll have to sink into that web-headed
brain of yours that I'm stronger than you'll ever be!"