Petty Chelsea refuse to NAME Havertz on Twitter as ex-Blues star returns to haunt old side with two goals for Arsenal [Video]

ARSENAL are stepping up plans to sign a world-class striker in the summer after their Champions League heartbreak.

Mikel Arteta splashed out £204.5m last summer on Declan Rice, Kai Havertz and Jurrien Timber.

But the Spanish manager accepts he needs a proven goalscorer to take the club to the next level.

And here are the players he is looking at to get the Gunners firing:

BENJAMIN SESKO (RB Leipzig, value £40m-£45m)

One for the future at 20 years old. Scored 16 goals for RB Salzburg in the Austrian Bundesliga last season and the Slovenian has carried on that good form in Germany with Leipzig this campaign.

VIKTOR GYOKERES (Sporting Lisbon, value £60m-£80m)

Been scouted several times this season. The Swedish striker, 25, is more of a traditional No 9 so may not suit Arsenal’s demand for flexibility but would bring a physicality that boss Mikel Arteta craves.

ALEXANDER ISAK (Newcastle, value £75m-£85m)

Impressed in his first two seasons in English football. The Swede, …