Batman and Son Tim Drake was Robin. In that year, the miniseries "Infinite Crisis" was released. The series was a crossover event of all of the characters of the DC Universe, and had universe-changing consequences. At the end of the series, Batman decides that he needs to focus on keeping his family safe and close, so leaves Gotham City with Nightwing, Robin, and his butler Alfred Pennyworth for a year. After his return, he adopts Tim Drake, formally making him his son. Batman also had many interactions with the al Ghul family through the years. Early in their interactions it was established that
Batman Versus Predator suspects that they are cold-blooded and vulnerable to frigid temperature. The plan works, but only lures one of the two aliens. Responding to Batman's confusion, and using Tim Drake's voice, the Predator indicates that it is now tracking Robin at a drive-in theater with friends, where he is watching old science-fiction films. Batman then ensnares the elder Predator with Mr. Freeze's absolute zero cannon. Alfred contacts Robin, who immediately accepts the truth and returns to the Batcave when he sees the creature's silhouette. The butler explains what little they know of their assailants before they are attacked. The two are