PK Areas

In Graal Era, it determines if the player is in a Player Killable Area, if he/she is in there, an message will pop up on the screen saying that he/she is in an PK area, if he/she is in an non-PK area, an message will pop up on the screen saying that he/she is in an non-PK area, players can kill players on PK areas, and players can't kill players on non-PK areas. PK stands for Player Killing.