Edita el fichero "autoexec.cfg" que está en la carpeta "cfg" del juego. Añade wirbelwind al final. Luego pulsa la tecla º para acceder a la consola. Teclea uno de los siguientes códigos ( 1 activa, 0 desactiva):

godmode 1 : Modo dios
getitem # : Obtener objeto número # (ver la lista de abajo)
setxplevel # : Configurar todos los miembros a # nivel
cheat_showall 1 : Mostrar todos los enemigos
game_noai 1 : Desactivar IA
i_am_an_alien 1 : Activar transparencia

Lista de objetos:

1. Colt M1911
2. Luger British
3. Luger P08
4. Sauer 38X
5. Walter P38
6. TT 1933
7. Mauser K96 1926
8. Mauser K96 1912
9. Mauser M.712
10. Webley-Scott
11. Nagant 1910
12. Rifle 33-40
13. Mosin 1891-1930
14. Carbine 1938
15. Lee-Enfield MK1
16. Carbine M1 1936
17. Carbine 98k Scoped
18. Springfield M1917 Scoped
19. AVS-36
20. SVT-40
21. FG-42
22. G-41 W
23. MAS 1936
24. Mauser M98
25. Mauser M29
26. Thompson 1923
27. Thompson 1928
28. M3A1
29. Sten MKII
30. Sten MKIV
31. Sten MKV
32. Sten MKIII
34. PPSh 41
35. PPSh 41 modificada
36. PPS 42
37. PPS 43
38. MP40
39. STG 43
40. MP 28 - Bergmann
41. MG 34
42. MG 42
43. DP
44. RPD
45. Bren
47. ZB 26-30
48. Chatellerault M1924/1929
49. Garand M1
50. - 56. Desconocido
57. Browning M1922
58. - 73.Desconocido
74. Colt M1911 Magazine
75. Luger P08 Magazine
76. Parabellum Magazine
77. Sauer 38X Magazine
78. Walter P38 Magazine
79. TT Magazine
80. Desconocido
81. Mauser M.712 Magazine
82. Mauser 1912 Magazine
83. Speedloader for six .38 rounds
84. Nagant 1896 Cartridges
85. Mosin Magazine
86. Mauser Magazine
87. Lee-Enfield Magazine
88. M-1 Magazine
89. Springfield M1917 Magazine
90. AVS-36 Magazine
91. SVT-40 Magazine
93. FG42 Magazine
94. MAS Magazine
95. - 96. Desconocido
97. Thompson M1 SMG Drum Magazine
99. Thompson 1928 SMG Magazine
100. Desconocido
101. M3A1 SMG Magazine
102. Sten SMG Magazine
103. PPSh/PPD SMG Drum Magazine
104. PPShm/PPS SMG Magazine
105. MP40 SMG Magazine
106. STG43 SMG Magazine
107. - 108. Desconocido
109. MG34 Boxed Cartridge Belt
110. DP Drum Magazine
111. RPD Boxed Cartridge Belt
112. Bren Gun Magazine
113. Browning M1922 Magazine
114. Desconocido 
115. ZB26/30 Magazine
116. Chatellerault Magazine
117. Garand M1 Magazine
118. - 121. Desconocido
122. M61
123. M-39
124. - 126. Desconocido
127. Kit de primeros auxilios
128. Desconocido
129. Mine Shovel
130. - 131. Desconocido
132. Vickers 12.7 Boxed Cartridge Belt
133. M-24
134. - 136. Desconocido
137. Kit de primeros auxilios
138. - 139. Unknown
140. M-34
141. SRCM mod .35
142. Breda
143. Z-23
144. O-23
145. OF-37
146. 36M Mk I
147. RGD-33 (modificación ofensiva)
148. RGD-33 (modificación defensiva)
149. F-1
150. RG-42
151. RPG-40
152. RPG-41
153. RPG-43
154. RPG-6
155. - 157. Desconocido
158. Beretta M1938A
159. Beretta M38-42
160. MP 38 v 161. MP 40-II
162. Suomi
163. PPD 40
164. - 170. Desconocido
171. G-41 W Scoped
172. Garand M1 Scoped
173. Lee-Enfield Mk1 Scoped
174. Manlicher-Carcano M38
175. Manlicher-Carcano M91/24 Scoped
176. Mosin 1891-1930 Scoped
177. SVT 40 Scoped
178. - 179. Desconocido
180. Panzerschrek
181. Panzerschrek rocket propelled grenade
182. Bazooka M1
183. PIAT rocket launcher
184. Bazooka rocket propelled grenade
185. PIAT rocket propelled grenade
186. - 189. Desconocido
190. Panzerfaust
191. Panzerfaust rocket propelled grenade
192. Dart Arrow
193. - 209. Desconocido
210. Mechanical Sword
211. MG FF Auto Cannon
212. MK 108 Auto Cannon
213. MG 81Z Auto Cannon
214. PZB 41 Cannon
215. MSS 41 Sniper Cannon
216. Mechanical Sabre
217. Vickers Machine gun
218. PIAT rocket launcher
219. ShKAS Machine gun
220. PTRS Sniper gun
221. PTR Boys gun
222. DshK Machine gun
223. AGS rocket launcher
224. AGS cartridge belt
225. Gatling Machine gun
226. Gatling Drum Magazine
227. LZ Energy gun
228. TG-21
229. Desconocido
230. Cuchillo arrojadizo
231. Shuriken
232. Chakra
233. Cuchillo arrojadizo
234. Finnish Knife
235. Pukke Knife
236. Kappmesser Knife
237. SSA Dagger
238. Unknown
239. Fairbairn Sykes Knife
240. Ka-Bar Knife
241. M3 Knife
242. Combat Dagger
243. Luftwaffe Machete Knife
244. Machete Knife
245. Katana Sword
246. Billy Club
247. Black Jack Club
248. Smatchet large combat Knife
249. Khukuri Knife
250. M1917 Knife
251. - 297. Desconocido
298. Stunning Air-gun Silenciada
299. Stunning Air-gun Silenciada
300. - 342. Desconocido
343. MP41
344. Sten MkIII Silenciada
345. Nagant 1910 Silenciada
346. Mauser K96 1912 Silenciada
347. MP41 Silencicada
348. M3A1 Silenciada
349. Welrod MkI Silenciada
350. Carbine Delizl Silenciada
351. Carbine 98K Scoped, Silenciada
352. ''Little Joe'' Silenciada
353. Beretta M38-42 Silenciada
354. - 356. Desconocido
357. BHLG 1Z
358. PWM-1
359. Heavy Mortar Shell
360. Medium Mortar Shell
361. Light Mortar Shell
362. Medium Mortar Shell
363. LZ-System Energy Charge
364. TLG-3
365. Wood Chopping Axe
366. Mark 1
367. PMD-6M
368. Smiz-35
369. Shumi-42
370. Pmi-43
371. TMD-B
372. Manlicher-Carcano M38 Magazine
373. Manlicher-Carcano M91 Magazine
374. - 375. Desconocido
376. Colt M1911 BigJoe Arrow
377. Little Joe Arrow
378. Colt M1911 ''Big Joe''
379. Pistol Stunning Dart
380. Unknown
381. Sea Devil Rifle Clip
382. Sea Devil Scoped
383. DShk Boxed Cartridge Belt
384. Flak38 Magazine
385. MG34 Boxed Cartridge Belt
386. Hank of Wire
387. Mine Probe
388. Wire Cutter
389. The key
390. Advanced Picklock
391. Unknown
392. The key
393. Picklock set
394. Unknown
395. Picklock
396. Compressed Gauze Bandage
397. Bullet Extractor
398. Acetophenetidin Analgesic Tablet
399. Forceps, Abbey
400. Liquid Cardiac Stimulant
401. First Aid Kit
402. Cardiac and Respiratory Stimulant
403. - 404. Unknown
405. Haemostatic Forceps
406. Adhesive Surgical Plaster
407. - 408. Unknown
409. Morphine Injection
410. Fast Haemostatic Powder
411. Morphine Sulfate Analgesic pill
412. Chloroform Powerful Analgesic
413. Haemostatic powder
414. Haemostatic liquid
415. - 416. Unknown
417. MG81Z Magazine
418. MG FF Magazine
419. MK 108 Magazine
420. MSS 41 Magazine
421. PTR Boys Magazine
422. PZB41 Clip
423. PTRS Magazine
424. SHKAS Clip
425. - 426. Unknown
427. Dynamite Charge
428. Unknown
429. Hecsogen Charge
430. Lyddite Charge
431. Nytroglycerin Charge
432. Unknown
433. TNT Charge
434. LZS - Scoped Energy Gun
435. - 436. Unknown
437. Suomi SMG Drum Magazine
438. Unknown
439. - 440. Unknown
441. Beretta SMG Magazine
442. - 457. Unknown
458. Panzerklein Repairing Tool
459. Panzerklein Repairing Tool
460. Unknown
461. Rifle 33-40 Scoped
462. Rifle Stunning Dart
463. - 466. Unknown
467. Prototype 8M1 468. Prototype 8M1 Clip
469. LZ-System Energy Charge
470. Vickers 12.7 Boxed Cartridge Belt
471. Vickers 12.7 Boxed Cartridge Belt
472. Vickers 12.7 Boxed Cartridge Belt
473. - 487. Unknown
488. Lewis MkI Magazine
489. Lewis MkI