[Sulps]

try this

pawn Код:

command(kill, playerid, params[])
{
     new PID;
    if(PlayerInfo[playerid][pAdmin] < 4) return return SCM(playerid, COLOR_RED, "You are not authorized to use this command");
    if(sscanf(params, "u", PID)) return SendClientMessage(playerid, COLOR, "/kill  [ playerid / Name ]");
    return SetPlayerHealth(PID, 0);
}