Your question is unclear. At the start of the season everyone is winless. In the second week lots of teams are winless.
NO
In 2002 the Anaheim Angels met the SF Giants
I am in the hotel industry in an NHL city and can tell you that teams typically stay near the area they will be playing in, but it is up to the individual teams to decide which hotel to use. Thus, you cannot say with any certainty where a team will stay in an particular city.
The seventh season which premiered last week.
The Yankees and the Dodgers have met each other eleven times in the World Series.
The Hart Dynasty
Yes, there have been instances in the NFL where two wild card teams have met in the conference finals. Notably, in the 2005 season, both the Pittsburgh Steelers and the Seattle Seahawks entered the playoffs as wild card teams and advanced to their respective conference championships. Similarly, in the 2010 season, the Green Bay Packers and the New York Jets, both wild card teams, reached the conference finals.
Like once or twice
David Wright is a lifetime New York Met
once
The Philadelphia Eagles and the Pittsburgh Steelers are both members of the National Football League (NFL) but are in different conferences, so they do not play each other on a regular basis. They typically play each other once every four years in the regular season due to the NFL's scheduling rotation. Additionally, they may also face each other in preseason games or in the playoffs depending on how the teams perform in a given season.
The current Met played for the Padres, Pirates and Red Sox.