Cover of Darkness [Onslaught] SM87 if it's on the battlefield

if it's on the battlefield

Set: Expedition: Base Set Type: Colorless Rarity: Uncommon Retreat cost: Colorless

Set: World Championships 2004 Type: Fighting

Set: Sun & Moon: Lost Thunder Type: Colorless Rarity: Ultra Rare Retreat cost: Colorless

Set: Sword & Shield: Fusion Strike Type: Darkness Rarity: Ultra Rare Retreat cost: Colorless

Cover of Darkness [Onslaught] SM87 if it's on the battlefieldSet: Onslaught Type: Enchantment Rarity: Rare Cost: {1}{B} As Cover of Darkness enters the battlefield, choose a creature type. Creatures of the chosen type have fear. (They can't be blocked except by artifact creatures and or black creatures.)