Wernog, Rider's Chaplain (SLD) #347 [EN/F] s/o

{W}{B} · Legendary Creature — Human · 1/2 · When Wernog, Rider's Chaplain enters or leaves the battlefield, each opponent may investigate. Each opponent who doesn't loses 1 life. You investigate X times, where X is one plus the number of opponents who investigated this way. Partner—Friends forever (You can have two commanders if both have this ability.) · Illustrated by Pauline Voss · Secret Lair Drop #347 · EDHREC rank 11194 · Magic: The Gathering, MTG