Nyxtouched Eldrazi

Trample, Vigilance, Annihilator 2, Devoid (This
card has no color.)
Bestow: {5}{g}{g} (If you cast this card for its bestow
cost, it's an Aura spell with enchant creature. It
becomes a creature again if it's not attached to a
creature.)
Enchanted creature gets +6/+6 and has Trample, Vigilance, and Annihilator 2