In "Lethal Weapon 2," the main antagonist is Arjen Rudd, played by Joss Ackland. Rudd is a South African diplomat involved in illegal activities, including arms dealing and drug trafficking. His character is a member of a powerful and dangerous syndicate, using his diplomatic immunity to evade law enforcement. The film follows detectives Martin Riggs (Mel Gibson) and Roger Murtaugh (Danny Glover) as they work to bring Rudd and his associates to justice, leading to intense confrontations.

Yes, there is a "Lethal Weapon 3." It is the third installment in the Lethal Weapon series, released in 1992. Directed by Richard Donner, the film continues the adventures of LAPD detectives Martin Riggs (Mel Gibson) and Roger Murtaugh (Danny Glover) as they confront a ruthless arms dealer. The movie maintains the franchise's mix of action and humor and was followed by "Lethal Weapon 4" in 1998, which is the final film in the series.

Riggs was not killed off in "Lethal Weapon 2." Instead, he continued to be a central character throughout the series. In the second installment, Riggs and Murtaugh face off against South African diplomats involved in drug trafficking. The film explores themes of friendship, justice, and sacrifice. If you're referring to something else or a different character, please clarify!

"Lethal Weapon 2" follows LAPD detectives Martin Riggs and Roger Murtaugh as they investigate a series of murders linked to a South African diplomat involved in drug trafficking. The duo faces off against a powerful crime syndicate while also dealing with personal challenges, including Murtaugh’s family and Riggs’s emotional struggles. The film combines action, humor, and themes of friendship and justice, culminating in a confrontation that tests their partnership and resolve. The iconic duo confronts both legal and moral dilemmas in their pursuit of justice.