LOS ANGELES — The problem for the Los Angeles Kings on Friday was not that they kept the lights off in the arena as long as possible before the Edmonton Oilers ’ morning skate, but that they turned them on for the game. With the stage aglow and Crypto.com Arena crackling for the first Stanley Cup playoff game in Los Angeles in more than four years, the Kings weren’t ready when the lights came up. Showtime belonged to the Oilers, who scored twice in the first six minutes and embarrassed Los Angeles 8-2 to take a 2-1 lead in the first-round series. Edmonton’s advantage feels greater than one game. Including Wednesday’s 6-0 dismantling of the Kings in Edmonton, the Oilers have pumped in two touchdowns over two games and won by a dozen goals on aggregate. And Connor McDavid has just one of Edmonton’s 17 goals in the series. Think about that for a minute. Sixteen goals have been scored by other Oilers. On Friday, Evander Kane had a hat trick, and Zach Hyman and Ryan Nugent-Hopkins ...