Lifebar is the typical mugen term for an in-game H.U.D. or "Heads-Up Display".
The default lifebar files consist of the following files for the H.U.D., hit sparks and hit sounds:
- Fight.def = The main defintion file that lists the names of all the necessary files associated with the lifebar.
- Fight.sff = The lifebar graphic file.
- Fight.snd = The lifebar sound file.
- FightFX.air = The main animation file for the hit sparks.
- FightFX.sff = The hit sparks graphic file.
- FightFX.snd = The hit sound file.
- Various fonts = A list of the necessary font files is located in the Fight.def file.
All of these files, except the fonts, are typically contained in the data/ folder although often they may even be contained in another sub-folder with in the data/ folder.