Professor Clover

You may look at the top card of your library.
You may cast spells and play lands from the top
of your library. When you play a card from your library put an expedition counter on Clover.
{t}: Look at the top X cards of your library and
choose a permanent from among them, you may
put that card into play. Put the rest back on top
in any order. X is equal to the number of
Expedition counters on Clover.