Arsenal are pushing hard to sign ‘the most lethal striker in Europe’ this summer transfer window, according to a recent report. The North Londoners came up two points short of title-winners Manchester City last term and now the onus will be to go one better next year. To do that, they’ll need a prolific number nine as that’s been an area they’ve lacked in over the last few seasons. That said, the club are now pushing to sign a striker on the continent. READ MORE: Mikel Arteta set to hold talks with £240k-a-week Arsenal player over changing his position next seasonArsenal pushing to sign Serhou…