Phyrexian Scriptures
{2}{B}{B}
Enchantment -- Saga
(As ~this~ enters and after your draw step, add a lore counter. Sacrifice after III.)
I -- Put a +1/+1 counter on up to one target creature. That creature becomes an artifact in addition to its other types.
II -- Destroy all nonartifact creatures.
III -- Exile all opponents' graveyards.