All cheats unlocked:
Enter "TWLVCHTS" as a code.

Super armor:
Enter "FLYNGTNK" as a code.

All weapons:
Enter "NFCH" as a code.

Free ammunition:
Enter "SPW" as a code.

All jets:
Enter "SHWRM" as a code.

Fast jets:
Enter "STBLT" as a code.

Super cheats:
Enter "ZTJRWLDW" as a code.

Invincibility:
Enter "MRCHBB" as a code.

Less damage:
Enter "CHNKY" as a code.

Extra money:
Enter "WRCHST" as a code.

Double money:
Enter "KCHNG" as a code.

Disable WDL Tax:
Enter "SWSSBNK" as a code.

Permanent power-ups:
Enter "GVTBCK" as a code.

Free EMC:
Enter "SMKTRL" as a code.

Bomb ball:
Enter "BMBBLL" as a code.

Bomb ball weapons:
Enter "CDDDHLR" as a code.

Bomb ball Opus:
Enter "QPVS" as a code.

Big guns:
Enter "PNFL" as a code.

Huge guns:
Enter "QDDMG" as a code.

Speed shots:
Enter "ZPPY" as a code.

Dual fire:
Enter "TWFRN" as a code.

Spin shots:
Enter "SPNNY" as a code.

Nukes:
Enter "FTMN" as a code.

Overlords:
Enter "CRNFX" as a code.

Hover mode:
Enter "SKTCHY" as a code.

Mega convoy:
Enter "NPRBLM" as a code.

Vampire mode:
Enter "SLRP" as a code.

All FMV sequences:
Enter "DVD" or "GRTD" as a code.

Ghost mode:
Enter "SNKY" as a code.

Top Gun mode:
Enter "TPGN" as a code.