The already drawn-out saga could soon turn sour, as reports in Portugal claim Gyokeres has threatened to go on strike as he looks to force a move. But the player appears to have responded to those reports in a cryptic message posted on his Instagram page.

Viktor Gyokeres is being eyed by both Manchester United and Arsenal ahead of the second transfer window of the summer and appears to have ruffled a few feathers at Sporting Lisbon

Latest Arsenal transfer news with a round-up on Viktor Gyokeres as speculation continues to rise on his future