The Karate Kid came out in 1984; sequels followed in 1986, ’89 and 1994. If you saw any of those films in theaters, you’re probably not playing Roblox.

Roblox players will soon be learning new karate moves starting with these four famous words: “Wax on, wax off.” Gamefam has teamed up with Sony Pictures to launch the free Karate Kid Training ...