- Fix | Solved a NPE when retrieving Boss region placeholders and your region is yet incomplete.
- Fix | Solved "type is marked non-null but is null" on since-removed Bosses if they were left in death reinforcement menu of another boss.
- Fix | Solved "Cannot show particles of an incomplete region".
- Fix | Solved "Found class org.bukkit.block.Biome, but interface was expected" on 1.8.8 in "/boss biome" command.
- Fix | Solved "Cannot remove player X" when trying to remove Citizens-connected bosses.
- Fix | Solved LiteBans integration failing.
- Misc | Converted "Invalid spawn rule" from error to warning.
- Improve | Better compatibility with some Spigot forks or plugins improperly shading Adventure library without relocating.
- Fix | Solved a rare case of "Cannot perform isWithin on a non-complete region" error.
- Fix | Solved a rare case of "Index 0 out of bounds for length 0" error when replacing some plugin variables.
- Improve | Stability and performance improvements from the underlying Foundation library update.
- Improve | Better compatibility with 1.15.2 and 1.16.5 by using a previous version of Adventure/MiniMessage.
- Fix | Solved "Vanilla Drops" color glitch in UI.