Kanko & Asao, Sisters Torinaga

Kanko & Asao enters the battlefield tapped.
{w/b}{w/b}, {t}, Sacrifice Kanko & Asao: Search your library for a card whose name includes the words Kanko or Asao, except Kanko & Asao, Sisters Torinaga; reveal it, and put it into your hand. Then, shuffle your library.
"Oneesan, what do you think they're doing?" - "Best not to get too curious, Asao-chan. Politics can corrupt even the most innocent minds."