15 Aug 2010
Casting Demon of Death's Gate by paying its alternative cost doesn't change when you can cast it. You can cast it only at the normal time you could cast a creature spell.
15 Aug 2010
Casting Demon of Death's Gate by paying its alternative cost doesn't change its mana cost or mana value.
15 Aug 2010
Effects that increase or reduce the cost to cast Demon of Death's Gate will apply to it even if you choose to pay its alternative cost.