The BossBar feature is used to give your custom bosses a healthbar in the same style used by the Ender Dragon and Wither plus a bunch of customization options.
**Syntax**
```
internal_mobname:
Type: <mobtype>
BossBar:
Enabled: [true/false]
Title: '[name]'
Range: [range]
Color: [color]
Style: [style]
CreateFog: [true/false]
DarkenSky: [true/false]
PlayMusic: [true/false]
```
Available colors for Color (case sensitive): PINK, BLUE, RED, GREEN, YELLOW, PURPLE, WHITE
Available styles for Style (case sensitive): SOLID, SEGMENTED_6, SEGMENTED_10, SEGMENTED_12, SEGMENTED_20
Range is the distance the BossBar will be displayed to players around the mob
CreateFog, DarkenSky, and PlayMusic are buggy and do not currently work as of 2.5.0