Arden, Bita, And Emily

{w/b}, {t}: Put a sisterhood counter on Arden, Bita, And Emily
{b}, {t}: Each opponent loses life equal to the number of sisterhood counters on Arden, Bita, And Emily.
{w}, {t}: Target creature gets +X+X where X is the number of sisterhood counters on Arden, Bita, And Emily.