Nighthowler is a rare Enchantment Creature — Horror card from Magic: The Gathering (Magic Online Promos, PRM).
Rare
Magic Online Promos (PRM)
{1}{B}{B}
Power / Toughness
0 / 0
Mana Value
3
Colors
B
Card Text
Bestow {2}{B}{B} (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.)
This creature and enchanted creature each get +X/+X, where X is the number of creature cards in all graveyards.
