Gradius Nes

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The NES version of Gradius introduced the famous 'Konami Code': Up, Up, Down, Down, Left, Right, Left, Right, B, A. The world would never be the same.

• 3Regional Differences

PRG CRC Test

Hold A + B, then power on the game to access this test. 'KONAMI ONE' will be displayed if the PRG CRC matches the internal value, otherwise 'KONAMI TEN' will be displayed. Real life bunkers.

The same method is used with the CHR data integrity status to show 'GRADIUS ONE' or 'GRADIUS TEN'. The European version fails the CHR check, despite using the same CHR ROM as the USA version.

Similar tests appear in other Konami NES games such as Ganbare Goemon!, The Goonies II, and King Kong 2.

Build Date

At the beginning of the PRG ROM is this string:

Regional Differences

Title Screen

The Japanese version's title screen displays the high score and uses the old Konami logo that was in use from 1981-1986. The European title screen introduces a graphical error on the right-hand side of the Gradius logo: a diagonal tile was mistakenly used instead of a curved one.

Ending

In the Japanese version, you get different congratulatory messages depending how many times you finish the game (up to six times). This was removed in the international versions.

Version Differences

In November of 2018, a ROMhack special version of Gradius called Gradius SP was released for the Nintendo Switch’s collection of NES games available to Nintendo Switch Online users. Little alchemy 2 combinations ign. The game can be started at stage 5 with the strongest equipment.