Boros, Grand Justiciar

{r}{w}{t}: Investigate, then exile target tapped creature an opponent controls. It gains a bail counter on it. (This creatures owner may pay {x}, which is equal to the creature's converted mana cost. If they do return it to the battlefield under their control. Counter any effects that would trigger when this creature enters the battlefield).
Sacrifice {x} clue tokens: Remove a bail counter from target creature with converted mana cost {x}.