Ali Ashfaq's only goal takes TC Sports top the league standings with nine points from three games as the lions continue their fine start to the league campaign while Eagles are with just two points from three games.
The first chance of the game fell for Alaa Nasir who saw his effort come off the bar while Mahudhee and Ishan both had their shot over the bar.
Eagles were quite for much of the first half and failed to trouble TC goalie Kiran.
The best chance for Eagles came in the 61st minute when Luiz Eduardo's cross was met by Dixon but his effort was straight at Kiran.
With chances coming and going for both sides it looked as if the game was heading for a draw but up stepped Ali Ashfaq in the 81st minute.
Ashfaq's thumping volley finding the far corner of the net with just nine minutes remaining on the clock to secure all three points for TC.