[Stinged]

pawn Код:

SetTimerEx("KillTD_Hide", 5000, false, "i", playerid); // Under TextDrawShowForPlayer

// Outside of all callbacks
forward KillTD_Hide(playerid);
public KillTD_Hide(playerid)
{
    TextDrawHideForPlayer(playerid, Killed);
    return 1;
}

Try that.