The 25-year-old has blossomed into one of the world’s most devastating strikers during his time on Tyneside but has seemingly outgrown St James’s Park, turning down the chance to extend his contract as he weighs up a move elsewhere.

These factors mean that Isak’s value — around £100m, by consensus — might be affordable to some clubs. But the transfer landscape and Newcastle’s resolve means that his price — possibly over £150m — is borderline unreachable. Whether Liverpool or anyone else could and would be prepared to go that high remains unclear.

Newcastle United’s handling of the Alexander Isak transfer saga has been slammed by club legend Alan Shearer. The former Newcastle striker says the club made themselves look “ridiculous” on Thursday for claiming that Isak was injured amid reports he wants to explore a move away from the club.

As Newcastle United prepare for a preseason tour in Asia, where they'll face the K-League All-Stars and Tottenham, they may also need to begin to prepare for life without their star striker, Alexander Isak.

TBR Football understands that Benjamin Sesko is top of Eddie Howe’s wishlist of replacements for Alexander Isak. Isak was omitted from Newcastle’s pre-season squad, which the Tyneside club claim was due to a ‘minor’ injury.

Liverpool are odds on favourites to sign Newcastle star Alexander Isak after news of the striker’s desire to leave the Tyneside club. The Reds are priced as short as 4/7 to sign the Sweden

One player who the Red Devils will likely not be targeting is Alexander Isak, who Mail Sport revealed is looking to leave Newcastle, but will likely require a fee beyond United's means to bring to Old Trafford. United recently left their ‘bomb squad ...