Go to "Enter Password" and enter NHDCDKPM. Now go to "New Game". You will now start the game with UFOs instead of MiGs.
Level Novice Ace 2 DHGJ KLFF XDFT RLFF 3 GSDF BFPT KJTR DBPT 4 RRHC FDVM RVBP ZJVM 5 BPSX FDNF BMNQ YLNF 6 LDFS DTKQ LFMS DNBQ 7 PXSB SZNJ PGHP CZNJ 8 DKXZ GZQK DKDG BPQK 9 GKQB GHCT GSYP ZLCT 10 DTRH RPFJ DCZX RPQR 11 WZPK JYZX WRTN JYSX 12 JDZF LKFV JDPQ MLRT 13 SPNG DRRG SPBX BMRG 14 SFGF JHDH SPXP RGDH 15 LPFH PRFZ LPFG NBGZ 16 TDKZ XSHX TQWJ GZHN 17 DGBV KMNB BGJK SZPQ 18 KJHG RJCB 19 VBMQ RWTP 20 LKFD SPBV 21 NHDC DKPMNote: There are 20 basic levels in the game. Level 21 is a repeat of level 1, but with UFOs instead of jets to shoot down. The password at level 22 is the same as level 2. You must enter the password for level 20 or 21 and play the game from there to get UFOs instead of MIGs.
Go to enter password and type Mission4: RRHCFDVM Mission5: BPSXDFNF Mission6: LDFSDTKQ
To pass level two go to the password menu, and enter GSDFBFPT as a pasward and press start.
Enter DGHJKLFF at the password menu.
If you were looking for F-14 Tomcat for GBA cheats, then you might also want cheats for: