Enter the following at the password screen:
Effect Password 99 Upgrade Credits Hydra Access All Fighters Thunderchild Access All Weapons Tornado All Cheats BLIZZARD Infinite Afterburners Avalanche Infinite Energy Vampire Infinite Secondary Weapon Chimera Kill Enemies In One Hit TSUNAMI Stage Select Demon Super Cool Weapons Dark*Angel Turn Cheats Off Stormlord
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You can submit new cheat codes for this game using our Cheat Submission Form.
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If you see a non-working or fake code in the list above, let us know by using our Problem Submission Form.