Flying (This creature can't be blocked except by creatures with flying or reach.), trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) Once during each of your turns, you may cast an enchantment spell by paying life equal to its mana value rather than paying its mana cost. , Sacrifice another enchantment: Demon of Fate's Design gets +X/+0 until end of turn, where X is the sacrificed enchantment's mana value.