Quagnoth [Future Sight] Mirrodin sacrifice it unless {B} was

sacrifice it unless {B} was spent to cast it

Set: Invasion Type: Enchantment Rarity: Rare Cost: {2}{R} Whenever a land enters the battlefield

Sacrifice Vile Requiem: Destroy up to X target nonblack creatures

Set: Magic Origins Type: Artifact Rarity: Uncommon Cost: {5} When Meteorite enters the battlefield

Set: Onslaught Type: Legendary Creature — Human Druid Rarity: Rare Cost: {4}{G}{G} {G}: Target land becomes a 1/1 creature until end of turn

Quagnoth [Future Sight] Mirrodin sacrifice it unless {B} wasSet: Future Sight Type: Creature Beast Rarity: Rare Cost: {5}{G} Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Shroud (This creature can't be the target of spells or abilities.) When a spell or ability an opponent controls causes you to discard Quagnoth, return it to your hand.