Brandon Hyde is one of the few in the Orioles’ dugout with postseason experience. “It’s totally different,” the former Chicago Cubs assistant and current Orioles manager said. “You’ve got serious adrenaline going.” The upcoming series against the Tampa Bay Rays — the Orioles’ most consequential in years — will feel as close to playoff baseball as perhaps any in the regular season can. The fate of the American League East is in the balance, and the way the four games at Camden Yards play out will have an outsized impact on determining who will claim the top spot by season’s end.