Returns IDs of all players excluding gaia that are not defeated nor have won.
Returns IDs of all players including gaia.
Returns IDs of all players excluding gaia.
Returns the number of players including gaia.
Returns the player entity ID for the given player ID. The player ID must be valid (else there will be an error message).
To avoid possible problems, we first remove all entities from this player, and add them back after the replacement. Note: This should only be called during setup/init and not during the game