Barlow Browning

At the beginning of each end step, scry X, where
X is the number of Clues players created this
turn.
Whenever a player sacrifices a Clue, you may
put target permanent card with mana value X
or less from that player's graveyard on top of
their library, where X is twice the number of
Clues sacrificed this turn.
{2}{w/u}: Investigate.