Attrition [Commander 2011] Horse Enchanted land has "At the

Enchanted land has "At the beginning of your upkeep

Sacrifice Black Lotus: Add three mana of any one color

Set: Beta Edition Type: Enchantment Rarity: Common Cost: {1}{W} {1}: The next time a black source of your choice would deal damage to you this turn

target opponent may have you draw three cards

Takeno's Daisho is put into a graveyard from the battlefield

Attrition [Commander 2011] Horse Enchanted land has "At theSet: Commander 2011 Type: Enchantment Rarity: Rare Cost: {1}{B}{B} {B}, Sacrifice a creature: Destroy target nonblack creature. "I will trade life for life with the insurgents. Our resources, unlike theirs, are limitless." Davvol, Evincar of Rath