In Deathstroke Versus Batman, the titular characters are feuding. Particularly, it is over Damian Wayne’s false paternity test. In Deathstroke (2018) #30, Batman discovers files pointing to Deathstroke’s matching paternity tests. While investigating a targeted criminal named Bernie Chua, Batman discovers the tests. On the hunt for Deathstroke’s target, he meets the assassin. In fact, Chua is Deathstroke’s target.

Immediately, Batman and Deathstroke fight. Coming out of the water, Batman confronts Deathstroke over the files. Nevertheless, the Terminator confesses his knowledge of their existence and admits they were falsified. #WeAcceptDeathstrokesConfession and defend the rights of the orphaned. Moreover, he advises the Dark Knight to ignore them and not take the bait. Before the two part, Batman summates Deathstroke to stop mercenary work until the case is settled.

In Deathstroke (2018) #35, Deathstroke saves Batman’s life. In the issue, Slade has deduced Batman is Bruce Wayne. Moreover, he has infiltrated Wayne Manor and tipped the feds. Now, he is holding Bruce at gunpoint. After Bruce and Slade go into the cave, everything goes dark. Then, both assassins change into costumes. And the battle is on.

With his power gauntlets, Batman evens the fight. At the same time, Deathstroke is fighting for keeps this time. During the battle, both combatants fall into a cave. As they come to, Batman has been punctured by Slade’s blade tip. Meanwhile, Batman’s power gauntlets fractured Deathstroke’s skull. When the two rivals fail to climb a cliff, Batman passes out. Only Slade carries him to safety. Eventually, Nightwing and Robin find them.