Packet Types;

81 = UpdatePlayers;
176 = Create Loggin Screen;
65 = Spawn Ground Item;
185 = unknown, Change look maybe.
107 = unknown, Sets Boolean Array to false;
72 = unknown, Another Interface thingy
214 = Update Ignore List.
166 = Move Camera
134 = Set Stats
71 = Change Tab Interface Data
74 = Set Current Song
121 = Change Song
109 = Logout (maybe)
70 = Another Interface thing.
73 and 241 = Some deobs, Resets map
241 = Mod some 3index integer array XD
241 = Again, Another reference, Seams it also initlizes the client for the first time, Setting load messages and NPC + Player locations ect.
208 = method60 Function, Will Investigate.
99 = Set a random Integer.
75 = Another Interface Function.
114 = Set a random Integer.
60 = method137 Function.
35 = Unknown
174 = Play a sound i believe (Such as attacking and dieing)
104 = PlayerAction change, Maybe Animations
78 = Set X Cords Perhaps.
253 = Send Mesage(Chat, Duel, Trade)
1 = Reset NPC + Player Animations.
50 = Friend Logs in/Out
110 = Set Player Energy
254 = Unknown, Lots of Assignments and If's
248 = Dialog and Dialog Inputs.
79 = Scroll Related, Maybe Chat Window.
68 = Set Settings.
196 = New Chat Message (public), Does Censor and removes chats from ignores XD
85 = More Integer Stuff
24 = Menu Tab Related
246 = Interface Related, Maybe Items
171 = Interface, Enable Buttons maybe
142 = Dialog state change
126 = Interface + Message Related, Maybe Split Pchat
206 = Set Trade + private + public chat/trade modes
240 = Set Player weight
8 = Interface Related
122 = Set text Color.
53 = Moddify Tabs in some way
230 = Interface Related
221 = Tab Related
117 = Move Camera
249 = Unknown
65 = Update NPC's
27 = Create Message Prompt
187 = Same as 27, But second status
97 = Interface Dialog
218 = Create Interface
87 = Set Settings
36 = Set Settings, Looks same as 87
61 = Set an Integer
200 = Modify Interface
219 = Change Dialog
34 = Modify Interface
105,84,147,215,4,117,156,44,160,101,151 = method137, Different Paremeters depending on Code
106 = Set Active Tab
164 = Change Interface ID

Thats the end, as far as i can see, Note... If the packet type and parameters are invalid, It will drop the connection ;)