Arsenal are weighing up a move for Benfica striker Oscar Cardozo, [football] direct news understands. The 30-year-old, who lit up north London last night by opening the scoring in his side’s 3-1 Europa League win at Tottenham Hotspur, is on the Gunners’ radar, a club insider told FDN.googletag.cmd.push(function() { googletag.display(“div-gpt-ad-1389116196215-0”); });His fine strike at White Hart Lane continued his superb run of goalscoring form against English opposition. Going into the contest, he had already scored two goals apiece against Everton and Liverpool, as well as notching solitary strikes against Manchester United, Chelsea and Newcastle United. The Paraguay international shook off a back injury to lead the line admirably against Tim Sherwood’s under-fire side and would provide the quality competition for Arsenal striker Olivier Giroud which they have sorely missed this term. He has just over two years remaining on his contract at the Stadium of Light and Arsenal could open the bidding at around 8.5million when the transfer window reopens at the end of the campaign.