Standard B/W combos?

[MageBones]

I'm wondering what's available in the colors of Orzhov. Any ideas or shenanigans found, beyond  {Vizkopa Guildmage} and {Exquisite Blood}?

[Agarrita80]

Unburial rites and angel if serenity and griselbrand

[Mike_garzone]

{crypt ghast} and {debt to the deathless} is fun

[Double-O-Scotch]

{cathar's crusade}
{lingering souls}
{sin collector}
{immortal servitude}
{high priest of penance}

[Agarrita80]

 {Intangible Virtue} and  {Lingering Souls}