Sacrifice [Beta Edition] Emblem Set: The List Type: Enchantment

Set: The List Type: Enchantment Rarity: Rare Cost: {3}{U}{U} As Kindred Discovery enters the battlefield

I don't think they exist

Set: 30th Anniversary Edition Type: Land — Island Mountain Rarity: Rare ({T}: Add {U} or {R}

Set: Secret Lair Drop Series Type: Legendary Creature — Dwarf Advisor Rarity: Rare Cost: {1}{W} Whenever you cast an Aura

Nightscape masters prize one trait above all others: undying loyalty

Sacrifice [Beta Edition] Emblem Set: The List Type: EnchantmentSet: Beta Edition Type: Instant Rarity: Uncommon Cost: {B} As an additional cost to cast this spell, sacrifice a creature. Add an amount of {B} equal to the sacrificed creature's mana value.