Howling Mine [Fifth Edition] Elder Dinosaur if Nether Shadow is in

if Nether Shadow is in your graveyard with three or more creature cards above it

Set: Morningtide Type: Enchantment Rarity: Rare Cost: {1}{G} Whenever a creature enters the battlefield under your control

Set: Urza's Saga Type: Enchantment Rarity: Rare Cost: {2}{G}{G} Sacrifice a creature: Draw cards equal to the sacrificed creature's power

Set: Eighth Edition Type: Creature — Bird Rarity: Rare Cost: {G} Flying

where X is the number of creatures attacking you

Howling Mine [Fifth Edition] Elder Dinosaur if Nether Shadow is inSet: Fifth Edition Type: Artifact Rarity: Rare Cost: {2} At the beginning of each player's draw step, if Howling Mine is untapped, that player draws an additional card.