Nighthowler [Commander 2015]Set: Commander 2015 Type: Enchantment Creature Horror Rarity: Rare Cost: {1}{B}{B} 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.

Set: Fifth Edition Type: Enchantment — Aura Rarity: Uncommon Cost: {2}{U} Enchant enchantment

The Sultai happily exploit such creatures but consider them inferior to their own necromantic creations

Enchanted land has "At the beginning of your upkeep

once you get moving

Set: Shadows over Innistrad Type: Enchantment Rarity: Rare Cost: {1}{G} Creatures you control have "{T}: Add one mana of any color

Set: Unlimited Edition Type: Instant Rarity: Rare Cost: {W} Cast this spell only during combat before blockers are declared

"Their arrival marks the end of Yawgmoth's subtlety

All efforts at eradication have proved futile

target creature gets +1/+1 for each creature you control and gains trample

Set: Dominaria Promos Type: Creature — Elf Druid Rarity: Common Cost: {G} {T}: Add {G}

" —Diary of Azusa

Set: Planechase Type: Creature — Zombie Rarity: Uncommon Cost: {2}{B}{B} Zombie spells you cast cost {1} less to cast