Arsenal hope to wrap up a deal imminently, with the defender expected to undergo a medical over the weekend in London.
Flamengo's Spanish defender Pablo Mari is nearing a deal to join Arsenal pending a medical, sources have told ESPN Brasil.More news: Garcia vs Redkach weigh-in results, fight card, time, live stream, video
He went out on loan for three successive seasons to Girona, NAC and Deportivo La Coruna, before joining Flamengo on a permanent deal last summer.
Originally from the Mallorca academy, Mari became the first Spaniard to win the Copa Libertadores in November 2019.
However, he clearly made an impression on Arsenal head coach Mikel Arteta who was Pep Guardiola's assistant at City before becoming Gunners boss in December.
Speaking on Friday, Arteta was asked about the chances of Arsenal bringing anyone in before the end of this month's transfer deadline.More news: Coronavirus outbreak: Virus to 'spread with rapid increases' experts warn
With the Brazilian suspended, Sokratis having been out of action with illness and Calum Chambers picking up an ACL injury that will take between six and nine months to heal, Arsenal's lack of depth - and quality - at centre-back has become all the more noticeable, prompting an acceleration in talks for Mari.
"We've been looking at different positions".
At the moment, I am 50:50 [over signing anyone] because this transfer window is very, very complicated.
Sky Sports will bring you the very latest news from the January transfer market with the return of three shows.More news: Coca-Cola says customers want plastic bottles; wouldn't ban them
Stay up to date with all the big headlines, pictures, analysis, opinion and video on the stories that matter to you.