Brink of Disaster
{2}{B}{B}
Enchantment -- Aura
Enchant creature or land
When enchanted permanent becomes tapped, destroy it.
Nettlevine Blight
{4}{B}{B}
Enchantment -- Aura
Enchant creature or land
Enchanted permanent has "At the beginning of your end step, sacrifice ~this~ and attach ~this~ to a creature or land you control."