Arsenal have shown this season that they are a club in transition. After a terrible start to the Premier League season where they picked up zero points from their opening three matches, things have picked up for the Gunners.They have begun to reap the benefits of sticking with manager Mikel Arteta and believing in his project at the club. Since losing 5-0 to Manchester City in August, Arteta's side have only lost five times in 22 games. This run of form has given them the belief that they can achieve great things with their young squad.Arsenal have been active in recent transfer windowsThe Gunners invested smartly in the summer and their investments are already paying off. They signed the likes of Ben White, Nuno Tavares, Aaron Ramsdale and Martin Odegaard, all of whom have been key for the Gunners this season.Now in the winter transfer window, Arteta and the club's technical director Edu have identified a number of players to improve their squad. If they manage to sign these players, the Gunners will have a very formidable team to challenge in the Premier League.Here is how they could line up if they manage to secure all of their targets in this transfer window.Goalkeeper- Aaron RamsdaleAaron Ramsdale is one of the Premier League's best goalkeepersWithout a doubt, Aaron Ramsdale has been one of the signings of the season in the Premier League. Despite the initial skepticism that surrounded his signing from Sheffield United, he has asserted himself as one of the league's best goalkeepers.Squawka Football@SquawkaAaron Ramsdale is the first opposition goalkeeper to keep a clean sheet at Anfield since Thibaut Courtois in April 2021. And he didn’t have much to do. 11:11 PM · Jan 13, 20225243681Aaron Ramsdale is the first opposition goalkeeper to keep a clean sheet at Anfield since Thibaut Courtois in April 2021. And he didn’t have much to do. 😅 https://t.co/x599vsc5oGRamsdale will continue in goal for the Gunners for the foreseeable future due to his quality and consistency.Right-Back- Takehiro TomiyasuTomiyasu in action against EvertonJapanese right-back Takehiro Tomiyasu is another of Arteta's successful summer signings. The 23-year-old has been one of the league's most solid defenders since joining the Gunners from Bologna on transfer deadline day.Arsenalian@Arsenalian66Tomiyasu literally defended a 2v1 situation and still came out best 5:51 PM · Dec 11, 202189790Tomiyasu literally defended a 2v1 situation and still came out best😭 https://t.co/X4ikCu0VXATomiyasu is Arteta's go-to option at right-back for any given match. His consistency has set him apart from other right-backs currently at Arsenal.Center-Back- Ben WhiteBen White has been one of Arsenal's best defendersWhen Arsenal splashed £50 million on English defender Ben White, eyebrows were raised at the club's perceived extravagance. But the former Brighton & Hove Albion defender has silenced his critics.Squawka Football@SquawkaBen White’s game by numbers vs. Liverpool: 5 clearances 3 blocked shots 3 tackles 3 interceptions 3 duels won 0x dribbled past A rock at the back. 🪨10:48 PM · Jan 13, 20223495540Ben White’s game by numbers vs. Liverpool: 5 clearances 3 blocked shots 3 tackles 3 interceptions 3 duels won 0x dribbled past A rock at the back. 🪨 https://t.co/Wl9Mu4a0aQWhite has played a key part in Arsenal's recent success by forming part of their defense that has kept nine league clean sheets since September.Center-Back- Gabriel MagalhaesGabriel Magalhaes has formed a solid partnership with Ben WhiteAfter joining from Lille in the summer of 2020, young Gabriel Magalhaes looked decent in a team that looked shorn of confidence in 2020-21.Zara Albro@ZaraAlbroArsenal have won 17 of the last 22 games that Gabriel Magalhães has featured in.1:26 PM · Jan 6, 20224Arsenal have won 17 of the last 22 games that Gabriel Magalhães has featured in. https://t.co/8Eyqycm53aThis season has seen the Brazilian show up more, thanks to the increased quality around him. Magalhaes has formed a solid partnership with White at the back for the Gunners.Left-Back- Kieran TierneyKieran Tierney in action against Nottingham ForestKieran Tierney has been one of Arsenal's most consistent players since Arteta took over as manager of the club. The former Celtic defender has shown grit, determination and quality every time he has played for the club.LTArsenal™@ltarsenalGone a bit under the radar but we really need to talk about how immense Tierney has been since coming back into the side last month. My captain.10:45 PM · Jan 13, 20225619322Gone a bit under the radar but we really need to talk about how immense Tierney has been since coming back into the side last month. My captain.Tierney has held off competition from summer signing Nuno Tavares for the starting shirt at the Emirates this season.