The Ring of Shadow

When The Ring of Shadow enters the battlefield
put 8 refinery counters on it, then remove X of
them.
Equipped creature has {t}, Gain 2 life, target
opponent loses 1 life and {t}, Lose 1 life and draw
a card.
{t}{p/b}{p/b}{p/b}, Remove a refinery counter from The
Ring of Shadow.
Equip, Lose 3 life.