As a subject matter expert in comic book lore, particularly the DC Universe, I can tell you that Deathstroke, also known as Slade Wilson, has a complex history with several adversaries. However, his most notorious and prominent arch enemy is Green Arrow. The two characters have a long-standing rivalry that stems from their first encounter in "The New Teen Titans" #2, published in December 1980. Their conflict is often characterized by a mix of physical combat and psychological warfare, with each trying to outsmart and outmaneuver the other. While they have had moments of uneasy alliance, the competitive nature of their relationship and their contrasting ideologies make Green Arrow Deathstroke's arch enemy.

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Though Deathstroke is primarily a foe of Nightwing, he has had numerous encounters with other members of the Bat-Family: Batman: Slade has dueled Batman on many occasions, and have a slight rivalry of their own. Tim Drake: Slade has battled Tim Drake primarily during his altercations with the Teen Titans.read more >>