Nighthowler - Gameday Promo

Color: Black
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 to a creature.)
Nighthowler and enchanted creature each get +X/+X, where X is the number of creature cards in all graveyards.
Rarity: P
Cost: 1BB
Pow/Tgh: 0/0
Card Type: Enchantment Creature - Horror
Name: Nighthowler
Finish: Foil
Card Number: 98
Set Name: Unique & Misc Promos