Key facts and figures below
Arsenal have lost only one of their last 12 Premier League matches against the Baggies (W9, D2, L1).
The Gunners have scored in all 21 of their Premier League meetings with Albion.
The Baggies recorded a 2-1 victory over Arsenal last season at The Hawthorns. Olivier Giroud opened the scoring, before a Mikel Arteta own goal and a classy James Morrison volley secured three points for Tony Pulis’ men.
Both teams have scored in eight of the ten Premier League matches at The Hawthorns between Albion and Arsenal.
Arsene Wenger has won just one of his seven away games against a Tony Pulis side. Arsenal have lost four, drawn two, scored eight and conceded 12 when visiting the Welshman’s teams.
Albion defeated Arsenal 2-1 the last time the Gunners visited The Hawthorns
James Morrison has scored in two of his last three Premier League matches against the Gunners at The Hawthorns. He could make his 300th Premier League appearance on Saturday.
48% of Albion’s goals under Tony Pulis have come from set pieces. He took over at The Hawthorns in January 2015.
The Baggies have won just one point from their nine games against the seven sides above them in the league table - losing seven in a row since a home draw with Spurs in October.
Pulis’ men have won seven of their last nine league matches at The Hawthorns. However, they are vying to avoid consecutive home defeats for the first time since last April.
The Baggies have been sitting eighth in the Premier League since matchweek 19.
James Morrison could make his 300th Premier League appearance on Saturday
Chile international Alexis Sanchez has been involved in 26 Premier League goals this season. The striker has scored 17 goals and assisted nine times, which is more than any other player.
The Gunners have lost 3-1 in each of their last two away games in the Premier League – Liverpool and Chelsea.
Wenger’s side have conceded seven goals from penalties in the Premier League this season – the second-most in the division.
Arsenal have suffered defeats in five of their last 11 league matches. Their previous five losses were spread over 40 games.
The Gunners are in danger of losing three successive Premier League away games for the first time since October 2011.