"Arsenal is one of the biggest teams in the Premier League," Papastathopoulos told the club's website https://www.arsenal.com/news/sokratis-papastathopoulos-signs. "It has a lot of fans and a very big history and I am very happy to be here to help the team."
British media reports said that the centre back had signed a three-year deal with the option for a further 12 months after finalising a move for a fee in the region of 16 million pounds.
The 30-year-old, who won two Bundesliga titles and one German Cup, will wear the number five shirt for Arsenal, the club said.
(Reporting by Shrivathsa Sridhar in Bengaluru, Editing by William Maclean)
