Since most of the files in WUM have been put into bundle files, I thought it would be useful to make a complete bundles list. So over time span of a week I made a complete list! Enjoy!
FE + Global
=======
00: FE Loading
01: Empty XGraphSet
02: Intro
03: Font
04: Unknown
05: Loading Icon
06: Frontend
07: Wormpot
08: Unknown
09: Hud + Particles +Weapons
10: Hud + Particles
11: Weapon Factory
12: Temporals
Theme Textures
==========
13: Arabian Theme
14: Building Theme
15: Camelot Theme
16: Prehistoric Theme
17: Wild West Theme
18: Arctic Theme
19: England Theme
20: Horror Theme
21: Lunar Theme
22: Pirate Theme
23: War Theme
Theme Detail Objects
==============
24: Arabian Objects
25: Building Objects
26: Camelot Objects
27: Prehistoric Objects
28: Wild West Objects
29: Arctic Objects
30: England Objects
31: Horror Objects
32: Lunar Objects
33: Pirate Objects
34: War Objects
35: Empty
36: Time Machine
37: Arabian Story Objects
38: Tutorial Objects
39: (Pirate?) Story Objects
40: Building Story Objects
41: Prehistoric Story Objects
42: ? Objects
43: Phantom Collision Objects
44: Phantom Collision Objects
45: Bloopers Objects
Unknown
======
46: (error)
47: (error)
48: (error)
49: (error)
50: (error)
51: Empty GraphSet
52: Empty GraphSet
53: Empty GraphSet
54: Empty GraphSet
55: Empty GraphSet
56: (error)
57: (error)
58: (error)
59: (error)
60: (error)
61: (error)
62: Empty GraphSet
63: Empty GraphSet
64: Empty GraphSet
65: Empty GraphSet
66: Empty GraphSet
67: Empty GraphSet
68: (error)
69: (error)
70: (error)
71: (error)
72: (error)
73: (error)
74: (error)
75: (error)
76: (error)
77: (error)
78: (error)
79: (error)
80: (error)
81: (error)
82: (error)
83: (error)
84: (error)
85: (error)
86: (error)
87: (error)
88: (error)
89: (error)
90: (error)
91: (error)
92: (error)
Sky Domes
=======
93: Arabian Sky Day
94: Building Sky Day
95: Camelot Sky Day
96: Prehistoric Sky Day
97: Wild West Sky Day
98: Arabian Sky Evening
99: Building Sky Evening
100: Camelot Sky Evening
101: Prehistoric Sky Evening
102: Wild West Sky Evening
103: Arabian Sky Night
104: Building Sky Night
105: Camelot Sky Night
106: Prehistoric Sky Night
107: Wild West Sky Night
108: Arctic Sky Day
109: England Sky Day
110: Horror Sky Day
111: Lunar Sky Day
112: Pirate Sky Day
113: War Sky Day
114: Arctic Sky Evening
115: England Sky Evening
116: Horror Sky Evening
117: Lunar Sky Evening
118: Pirate Sky Evening
119: War Sky Evening
120: Arctic Sky Night
121: England Sky Night
122: Horror Sky Night
123: Lunar Sky Night
124: Pirate Sky Night
125: War Sky Night
"Custom" Themes
============
126: Worminkle University
127: Upsporting Behaviour?
128: Mike's Secret Laboratory
129: Unknown Map
130: Dinner Might
131: Unknown Map
132: Wormwigs Big Rig Jig
133: Unknown Map
134: Unknown Map
135: Unknown Map
136: Unknown Map
137: Unknown Map
138: Unknown Map
139: Beefcake Breakfast
140: Unknown Map
141: Unknown Map
142: Unknown Map
143: Unknown Map
144: Holiday
145: Beefcake Breakfast Pt2
146: School?
147: Unknown Map
148: Titanic
149: A Quick Fix
150: Unknown Map
151: Unknown Map
152: Unknown Map
153: Unknown Map
154: Unknown Map
155: Unknown Map
156: Unknown Map
157: Unknown Map
158: Empty GraphSet
159: Unknown Map
160: Unknown Map
161: A Quick Fix Pt2
162: Unknown Map
163: Unknown Map
164: Unknown Map
165: Unknown Map
166: Unknown Map
167: Empty GraphSet
168: Empty GraphSet
169: Empty GraphSet
170: Empty GraphSet
171: Empty GraphSet
Head
===
172: Afro Hair
173: Alien Ears
174: American Football Helmet Orange
175: American Football Helmet Blue
176: American Football Helmet Silver
177: American Football Helmet Yellow
178: Purple Turban
179: Black Turban
180: Red Turban
181: White Turban
182: Blue Cap
183: Camo Cap
184: Gray Strips Cap
185: Hearts Cap
186: Penguin
187: Red 17 Cap
188: Team 17 Cap
189: Bishop
190: Blues Brother
191: British Tommy Helmet
192: Builder
193: Bunny Ears
194: Cap Burberry
195: Chinese
196: Cowboy Brown
197: Cowboy Black
198: Cowboy Red
199: Cowboy White
200: Cowboy Brown 2
201: Crown
202: Dino Hat
203: Flat Cap
204: Frankenstein
205: German Helmet
206: Medieval Helmet
207: Medieval Helmet 2
208: Hockey Mask
209: Jetpack Helmet
210: Party
211: Pirate
212: Pigtails Pink
213: Pigtails Blue
214: Pigtails Blonde
215: Pigtails Red (Orange)
216: Police
217: Prehistoric
218: Professor
219: Punk Orange
220: Punk Blue
221: Punk Green
222: Punk Yellow
223: Queen of Sheeba
224: Red Beret
225: Rocketman
226: Scottish
227: Skull
228: Soviet Army
229: Spacesuit White
230: Spacesuit Blue
231: Spacesuit Dark Gray
232: Spacesuit Pink
233: Terminator
234: US Marine
235: Viking
236: Wizard Purple
237: Wizard Black
238: Wizard Green
239: Wizard Red
240: Alien Breed Cap (Loyalty)
241: Worms Cap (Loyalty)
242: Worms Reloaded (Loyalty)
243: Empty GraphSet
244: DLC-Dravey Crockett
245: DLC-Deerstalker
246: DLC-Fighter Pilot
247: DLC-Samurai
248: DLC-Polar Bear
249: Empty GraphSet
250: Empty GraphSet
251: Empty GraphSet
Eyes
===
252: 3D
253: Elvis
254: Elvis Black
255: Elvis Red
256: Elvis Silver
257: Matrix
258: Monocle
259: NHS Black
260: NHS Blue
261: NHS Red
262: NHS White
263: Night Vision
264: Professor
265: Rayban Sunglasses
266: Rayban Sunglasses 2
267: Star Rainbow
268: Star Leopard
269: Star Pink
270: Star Zebra
271: X-Ray Swirls
272: X-Ray Eyes
273: X-Ray Squinty
274: X-Ray Yellow
275: Pirate Patch Black
276: Pirate Patch Blue
277: Pirate Patch Red (Brown)
278: Pirate Patch White
279: Alien Breed (Loyalty)
280: Sci-Fi (Loyalty)
281: Worms Reloaded (Loyalty)
282: DLC-Googly Eyes
283: DLC-Rapper
284: DLC-Sherlock Pipe
285: DLC-Snorkle Mask
286: DLC-Super Hero Mask
287: Empty XGraphSet
Mustaches
=======
288: Afro Black
289: Afro Blonde
290: Afro Grey
291: Afro Red (Orange)
292: Chinese
293: Cowboy Brown
294: Cowboy Black
295: Cowboy Grey
296: Cowboy Blonde
297: Curly Black
298: Curly Blonde
299: Curly Grey
300: Curly Red (Orange)
301: Professor
302: Scott
303: Small Brown
304: Small Blonde
305: Small Red (Orange)
306: Small White
307: Safety Pin
308: Viking Blonde
309: Viking Black
310: Viking Grey
311: Viking Red (Orange)
312: Empty XGraphSet
313: Empty XGraphSet
314: Empty XGraphSet
Hands
====
315: Bones
316: Cowboy Brown
317: Cowboy Black
318: Cowboy Red
319: Cowboy White
320: Dino
321: Frankenstein
322: Fu Man Chu
323: Knight Blue-Grey
324: Knight Gold
325: Knight Green
326: Knight White
327: Pirate Red
328: Pirate Black
329: Pirate Green
330: Pirate White
331: Punk Black
332: Punk Light-Grey
333: Punk Green
334: Punk Red
335: Bling
336: Spacesuit White
337: Spacesuit Blue
338: Spacesuit Grey
339: Spacesuit Pink
340: Terminator
341: Servant White
342: Servant Brown
343: Servant Black
344: Servant Yellow
345: Alien Breed (loyalty)
346: Worms (loyalty)
347: Worms Reloaded (loyalty)
348: DLC-Alien Sucker
349: DLC-Fighter Pilot
350: DLC-Mummy
351: DLC-Sport
352: DLC-Super Hero
353: Empty XGraphSet
Graves
=====
354: Arabian
355: Building
356: Camelot
357: Cross
358: Prehistoric
359: Pyramid
360: Space
361: Temple
362: Wild West
363: Worm
364: Bulb
365: Obelisk
366: Marble
367: Skull N Bones
368: Eye
369: Brown
370: DLC-Army
371: DLC-Shark
372: DLC-Christmas
373: DLC-Sherlock
374: DLC-Sport
375: Empty XGraphSet
Weapon Factory Gun Parts
=================
376: Blaster Gun Barrel Type 1
377: Blaster Gun Body Type 1
378: Blaster Gun Butt Type 1
379: Blaster Gun Sight Type 1
380: Blaster Gun Barrel Type 2
381: Blaster Gun Body Type 2
382: Blaster Gun Butt Type 2
383: Blaster Gun Sight Type 2
384: Blaster Gun Barrel Type 3
385: Blaster Gun Body Type 3
386: Blaster Gun Butt Type 3
387: Blaster Gun Sight Type 3
388: Blaster Gun Barrel Type 4
389: Blaster Gun Body Type 4
390: Blaster Gun Butt Type 4
391: Blaster Gun Sight Type 4
392: Blaster Gun Barrel Type 5
393: Blaster Gun Body Type 5
394: Blaster Gun Butt Type 5
395: Blaster Gun Sight Type 5
396: Blaster Gun Barrel Type 6
397: Blaster Gun Body Type 6
398: Blaster Gun Butt Type 6
399: Blaster Gun Sight Type 6
400: Blaster Gun Barrel Type 7
401: Blaster Gun Body Type 7
402: Blaster Gun Butt Type 7
403: Blaster Gun Sight Type 7
404: Blaster Gun Barrel Type 8
405: Blaster Gun Body Type 8
406: Blaster Gun Butt Type 8
407: Blaster Gun Sight Type 8
408: Empty XGraphSet
Weapon Factory Projectiles
=================
409: Ray
410: Special Shell
411: Trooper
412: Missile & Classic Bomb
413: 8 Ball
414: Banana
415: Baseball
416: Bazooka Shell
417: Can of Beans
418: Beach Ball
419: Trooper [again!?]
420: Book
421: Boot
422: Bowling Ball
423: Brick
424: Burger
425: C4
426: Canary
427: Cheese
428: Chicken
429: Empty XGraphSet
430: Cluster
431: Dice
432: Doll
433: Donut
434: Dumbell
435: Easter Head
436: Eyeball
437: Fish
438: Foot
439: Globe
440: Grenade
441: Hamster
442: Hotdog
443: Kitten
444: Loo Roll
445: Magic Bullet
446: Meat
447: Ming Vase
448: Ape Head
449: Morning Star
450: Conker
451: Parcel
452: Penguin
453: Pineapple
454: Er....? (Poo)
455: Present
456: Rabbit
457: Razor Ball
458: Rubik Cube
459: Shrunken Head
460: Sick Bucket
461: Skull
462: Snow Globe
463: Mystic Weight
464: Old Teeth
465: US Football
466: DLC-Payload 1 ( )
467: DLC-Payload 2 ( )
468: DLC-Payload 3 (Worm hotdog)
469: DLC-Payload 4 (Bug)
470: DLC-Payload 5 (Toy Bi-Plane)
471: Empty XGraphSet
Misc
=====
472: Worm Health
473: Fort Health
474: Worm + FE Water & Navigation Buttons
