/usr/share/applications/xgalaga.desktop is in xgalaga 2.1.1.0-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 | [Desktop Entry]
Version=1.0
Name=Galaga
Comment=Play Galaga Game
Exec=xgalaga
Icon=xgalaga-icon
Terminal=false
Type=Application
Categories=Game;ArcadeGame;
|