Set game time to day
This ensures a game always starts with light, useful in certain production environments where a server is online for some time before a game is started.
Clear runner's and hunters' inventories
Helps reduce any advantages a player might get by sneakily mining a tree before the game starts.
Set runner's and hunters' health, hunger and saturation to 20
Helps to ensure everyone gets a fair start.
When the game starts, do the following.