Phillips has had a superb season for Leeds, helping them reach the top of the Championship league table and enhance his own reputation in English football.
The 24-year-old developed through the youth ranks at Elland Road and has gone on to be a starter a the club, being named in the EFL Team of the Year last season.
Can you remember which Leeds United manager signed each of these 15 players? Have a go now!
In total, Phillips has made 173 appearances for Leeds since making his debut for the club in 2014.
His performances on the pitch continue to gain rave reviews and with Leeds set for Premier League football next season, the youngster could finally get to play at the highest club level.
A potential England international in the future, Phillips is said to be worth just over the £10m mark, but fans have reacted to that figure with many claiming it should be a lot higher.
Football League World’s Ben Crump asked Whites fans via Facebook group Leeds United Football Club: “KP is rated £10.8m by Transfermarkt. Do you think he is worth more than that?” – and below are just of the responded gained.
Hannah Argyle: Yes
Lee Alan Horsfield: Take out the decimal point
Kevin Kay: At least double
Marti Hunter: Take the money
Raggy Bhoy Singh: Bargain
Steven Grayson: Yeah
Josh Garrett: A lot more
Jeff Craven: Is that for the right or left leg?
Jason Kelly: He will be worth 5x that by next season
Chris J Maw: That is probably what he is worth, they always sell 3 times so time more value in transfer market