The 26-year-old has spent the last two seasons at Bayer Leverkusen but struggled for consistency during former coach Xabi Alonso's tenure.
Tella has featured primarily as a winger during the pre-season under new manager Erik ten Hag, having previously occupied numerous positions under the previous boss.
However, his flashes of brilliance have seen the likes of Nottingham Forest, Brighton and Hove Albion, Leeds United, Burnley, and Brentford reportedly send scouts to watch the German sides recent friendly against Chelsea at Stamford Bridge.
He has featured 79 times for the Bundesliga outfit, scoring ten goals whilst providing 11 assists since joining the club from Southampton in a 23.3 million Euro deal.
No official bids have been reported for the Nigeria forward who has two international caps to his name, scoring once against Jamaica in an international friendly in May.
Chelsea's season took another dramatic turn at Stamford Bridge on Saturday as a booed and bewildered side somehow emerged with a 3-2 victory over West Ham, powered by a second-half transformation sparked by Liam Rosenior's bold use of his bench.
Arsenal boss Mikel Arteta praised the mentality of his team after a convincing 4-0 victory over Leeds United in their Premier League clash at Elland Road on Saturday.
Bayern Munich had to settle for a draw against Hamburger SV while Hoffenheim continued their dominant start to 2026 with another convincing victory on Saturday.
Mikel Arteta said Arsenal "said something" about their title credentials after a ruthless 4-0 victory over Leeds at Elland Road ended a testing run of Premier League results.
