You take refuge in the Study

Study the maps - {2}, {t}: Search your library for a
land card and put it onto the battlefield tapped.
Sleep through the night - {3}, {t}: For each player,
choose a creature they control. Tap that creature
and it doesn't untap during its controllers next
untap step.
Search the Cabinets - {4}, {t}: Investigate for each creature that died this turn. Then populate 3
times.
Rotate the Bookcase - {2}: Untap this artifact.