Yharnam Blood Therapy Capital

Whenever you play a land with "Yharnam" in
its name, put an Expansion counter on it.

{t}: Add {b} equal to half the Expansion counters on Yharnam (rounded down).

{t}, {b}{b}{b}: Reveal X cards from the top of
your library, where X is the counters on it.
Put up to half (rounded down) into your
hand, then shuffle the rest.