/safe Command: When all players in the match use /safe, a message is sent to the operator indicating that the game can be started.

Command Items: Items that execute commands, such as a Chest to open the UHC Playground configuration and a Note Block to open the GutiUHCAddon configuration.

Dynamic World Border: Ability to add a moving world border that shrinks and ends at a specific radius within a defined time.

Double Health Resistance Control: Configure the amount of resistance applied when double health is enabled in UHC Playground (by default it gives Resistance II, which may be too strong).