|Oracle Text:|| Tap up to two target creatures.
Investigate. (Put a colorless Clue artifact token onto the battlefield with ", Sacrifice this artifact: Draw a card.")
|Flavor Text:|| "Only the pure stand tall in the light."|
|2016-04-08||You can cast Expose Evil with no targets if you only want to investigate.|
|2016-04-08||If Expose Evil has at least one target and all of those targets become illegal, the spell is countered and you won’t investigate.|
|2016-04-08||The token is named Clue and has the artifact subtype Clue. Clue isn’t a creature type.|
|2016-04-08||The tokens are normal artifacts. For example, they can be sacrificed to cast Angelic Purge or targeted by Root Out.|
|2016-04-08||If you sacrifice a Clue for another card’s cost or effect, such as that of Angelic Purge or Tamiyo's Journal, you can’t also pay and sacrifice it to draw a card.|