Enchantment - At the beginning of your upkeep, sacrifice Contamination unless you sacrifice a creature. <CR> If a land is tapped for mana, it produces {B} instead of any other type and amount. | Enchantment - At the beginning of your upkeep, sacrifice this enchantment unless you sacrifice a creature. <CR> If a land is tapped for mana, it produces {B} instead of any other type and amount. |
Enchantment - If a land is tapped for mana, it produces {B} instead of any other type and amount. <CR> At the beginning of your upkeep, sacrifice Contamination unless you sacrifice a creature. | Enchantment - At the beginning of your upkeep, sacrifice Contamination unless you sacrifice a creature. <CR> If a land is tapped for mana, it produces {B} instead of any other type and amount. |
Enchantment - If a land is tapped for mana, it produces {B} instead of its normal type and amount. <CR> At the beginning of your upkeep, sacrifice Contamination unless you sacrifice a creature. | Enchantment - If a land is tapped for mana, it produces {B} instead of any other type and amount. <CR> At the beginning of your upkeep, sacrifice Contamination unless you sacrifice a creature. |