“Hey! Long time,” John Kreese says into the phone at the end of Season 3 of Netflix’s Cobra Kai right after making an arrangement with Daniel and Johnny to settle their dispute at the All Valley High competition. The suggestion, of course, is that Kreese is calling his friend from Vietnam who — in the flashback in the scene before — said to Kreese, “I owe you, man. You saved my ass. Anything you need, I’m there for you. Your whole life. You hear me? Your whole life.”