public static byte[] skillCancel(MapleCharacter from, int skillId) {
        MaplePacketLittleEndianWriter mplew = new MaplePacketLittleEndianWriter();

        mplew.writeShort(SendPacketOpcode.CANCEL_SKILL_EFFECT.getValue());
        mplew.writeInt(from.getId());
        mplew.writeInt(skillId);


        return mplew.getPacket();
    }