public static MaplePacket showBerserk(int cid, int skilllevel, boolean Berserk) {
        MaplePacketLittleEndianWriter mplew = new MaplePacketLittleEndianWriter();

        mplew.writeShort(SendPacketOpcode.SHOW_FOREIGN_EFFECT);
        mplew.writeInt(cid);
        mplew.write(1);
        mplew.writeInt(1320006);
        mplew.write(skilllevel);
        mplew.write(Berserk ? 1 : 0);

        return mplew.getPacket();
    }