Keane, 53, passionately argued against Maddison's impact on Spurs after Ian Wright suggested that the creative midfielder could help dig the club out of trouble when he returns from injury.
But Arsenal icon Ian Wright reckons Maddison's return to the squad will help drag Spurs away from the drop and help them climb back up the table.
Maddison has been one of Spurs' top performers this season and, with eight goals in 22 matches, he's Tottenham's top goal scorer in the Premier League this term.
Keane on the other hand, is adamant that Maddison's not the right player to change Tottenham's fortunes - citing his performance in Spurs' narrow win over non-league Tamworth as a reason why.
Taking a swipe at Maddison's mid-season trip to the World Darts Championship, Keane added: "Maddison isn't bad, when he's not at the darts, but let me tell you...