NFC Power Rankings continue to take shape entering Week 18 of the 2021 NFL season. With just one game remaining in the regular season, teams are running out of time to secure their position. Here's how all NFC teams currently stack up.NFC Power Rankings: Teams struggling the mostNFC teams ranked #16-#13 in the Week 18 Power Rankings of the 2021 NFL season.#16 - Detroit Lions (2-13-1)Last week: #16Next week: vs. Green Bay PackersDetroit Lions quarterback Jared GoffThe Detroit Lions have remained at the bottom of the NFC Power Rankings for the entire 2021 NFL season. Despite the lack of talent on their roster, they have battled hard all season and found their way to a couple of victories. Their only chance of moving up the Power Rankings is defeating the Green Bay Packers in the final game of the season.#15 - New York Giants (4-12)Last week: #15Next week: vs. Washington Football TeamNFL on CBS 🏈@NFLonCBSGiants offensive ranks since Joe Judge hiring before 2020 season RankPoints per game 16.59 32ndYards per game 296.8 32ndYards per play 4.85 32ndRed Zone Eff. 46.2% 32nd4:55 AM · Jan 3, 20221880371Giants offensive ranks since Joe Judge hiring before 2020 season RankPoints per game 16.59 32ndYards per game 296.8 32ndYards per play 4.85 32ndRed Zone Eff. 46.2% 32nd https://t.co/1QXokNLKogThe New York Giants could be making big changes this offseason after another year towards the bottom of the Power Rankings. They own the worst combined record over the last five years. General manager Dave Gettleman, head coach Joe Judge and quarterback Daniel Jones all appear to be in the hot seat.#14 - Carolina Panthers (5-11)Last week: #14Next week: vs. Tampa Bay BuccaneersCarolina Blitz@KeepBlitzinMatt Rhule's comments on this morning's article12:35 PM · Dec 31, 20219017Matt Rhule's comments on this morning's article https://t.co/T9zDFOtCxgHead coach Matt Rhule has just a 10-20 record through his first 30 games in the NFL. He has made several changes at quarterback and even fired his offensive coordinator, Joe Brady, but has been unable to find solutions. The Carolina Panthers enter Week 18 on a six-game losing streak.#13 - Washington Football Team (6-10)Last week: #11Next week: vs. New York GiantsWashington Football Team quarterback Taylor HeinickeThe Washington Football Team continues to plummet down the Power Rankings. They have an active four-game losing streak, which immediately followed a previous four-game winning streak. They will likely use the upcoming offseason to evaluate their quarterback situation, including Taylor Heinicke's future.