new PlayerText:KarakterTD[7];

    KarakterTD[playerid][6] = CreatePlayerTextDraw(playerid, 356.000000, 283.000000, "Létrehoz");
    PlayerTextDrawFont(playerid, KarakterTD[playerid][6], 2);
    PlayerTextDrawLetterSize(playerid, KarakterTD[playerid][6], 0.258332, 1.750000);
    PlayerTextDrawTextSize(playerid, KarakterTD[playerid][6], 16.500000, 64.000000);
    PlayerTextDrawSetOutline(playerid, KarakterTD[playerid][6], 0);
    PlayerTextDrawSetShadow(playerid, KarakterTD[playerid][6], 1);
    PlayerTextDrawAlignment(playerid, KarakterTD[playerid][6], 2);
    PlayerTextDrawColour(playerid, KarakterTD[playerid][6], -1);
    PlayerTextDrawBackgroundColour(playerid, KarakterTD[playerid][6], 255);
    PlayerTextDrawBoxColour(playerid, KarakterTD[playerid][6], 16711880);
    PlayerTextDrawUseBox(playerid, KarakterTD[playerid][6], true);
    PlayerTextDrawSetProportional(playerid, KarakterTD[playerid][6], true);
    PlayerTextDrawSetSelectable(playerid, KarakterTD[playerid][6], true);

ShowCharacterTextDraw(playerid, type, skinid=0, const name[]="Nincs_Karakter")
{
    switch(type)
    {
     case 999:
        {
            va_PlayerTextDrawSetString(playerid, KarakterTD[playerid][6], "éáűőúöüóíÉÁŰŐÚÖÜÓÍ");
            PlayerTextDrawShow(playerid, KarakterTD[playerid][6]);
        }
}

ShowCharacterTextDraw(playerid, 999); // called when the user successfully logs in.

/*

While not using y_va it works as expected.

*/