==Easy==
0:00 Middle Door Path - No.38

2:00 Boss : No.38
BGM - Metal Slug 3 OST - Secret Factory
-Fail 2 takes

2:42 Middle Door Path - No.369

5:43 Boss : No.369
BGM - Metal Slug 3 OST - Secret Factory
-Fail 7 takes

==Normal==
6:18 Left Door Path - No.258-G & No.258-M

8:32 Boss : No.258-G & No.258-M
BGM - Metal Slug 3 OST - Secret Factory
Metal Slug 3 OST - Bioinformatics
-Fail 1 take

9:37 Left Door Path - No.2569-G & No.2569-M

13:16 Boss : No.2569-G & No.2569-M
BGM - Metal Slug 3 OST - Secret Factory
Metal Slug 3 OST - Bioinformatics
-Fail 2 takes

==Hard==
14:24 Right Door Path - No.49-G & No.49-M

16:23 Boss : No.49-G & No.49-M
BGM - Metal Slug 3 OST - Secret Factory
Metal Slug 3 OST - Bioinformatics
-Fail 27 takes

18:24 Right Door Path - No.4357-G & No.4357-M

22:55 Boss : No.4357-G & No.4357-M
BGM - Metal Slug 3 OST - Secret Factory
Metal Slug 3 OST - Bioinformatics
Metal Slug 3 OST - Escape
-Fail 100 takes

24:09 Right Door Path - No.43258-G & No.43258-M

29:53 Boss : No.43258-G & No.43258-M
BGM - Metal Slug 3 OST - Secret Factory
Metal Slug 3 OST - Bioinformatics
Metal Slug 3 OST - Escape
-Fail 147 takes

31:20 Right Door Path - No.432569-G & No.432569-M , No.432569-Z
BGM - Metal Slug 3 OST - Secret Factory
Metal Slug 3 OST - Bioinformatics
Metal Slug 3 OST - Escape

38:58 Boss : No.432569-G & No.432569-M , No.432569-Z
BGM - Dokkan Battle OST - AGL Cell
Metal Slug 3D OST - Mission Clear
-Fail 14 takes