The Field Scientist

Begin the game with this card revealed.
During your upkeep, players may reveal
cards from their hands. If they do, they
gain 2 life and a colorless artifact Clue
token.
Players can sacrifice a Clue token to
add any basic land from their graveyard
or library to the battlefield tapped.
All lands have "{t}: create a Clue token".
You cannot attack or eliminate a player.