Your search for "River Herald Guide 209" revealed the following:
River Herald Guide (LCI) from The Lost Caverns of Ixalan, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: David Astruga Card Text:VigilanceWhen River Herald Guide enters the battlefield, it explores. (Reveal the top card of your library. Put...
River Herald Guide (Foil) (LCI) from The Lost Caverns of Ixalan, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: David Astruga Card Text:VigilanceWhen River Herald Guide enters the battlefield, it explores. (Reveal the top card of your library....