| display | d | The text displayed on the bossbar. | <skill.var.aura-name> |
| name | n | The name of the bossbar to modify/set | infobar |
| display | d, bartimerdisplay, bartimertext | The text displayed on the bar | caster.name> |
| value | v | How filled the bossbar is. Must be between 0.0 and 1.0. | 1.0 |
| value | v | How filled the bossbar is. Must be between 0.0 and 1.0. | 1.0 |
| color | c | The color of the bossbar. Accepts any of: PINK, BLUE, RED, GREEN, YELLOW, PURPLE, WHITE. | None (will error if left empty) |
| color | c, bartimercolor | The [Color](/Mobs/BossBar#color) of the bossbar | RED |
| style | s | The style of the bossbar. Accepts any of: SOLID, SEGMENTED_6, SEGMENTED_10, SEGMENTED_12, SEGMENTED_20. | None (will error if left empty) |
| style | s, bartimerstyle | The [Style](/Mobs/BossBar#style) of the bossbar | SOLID |