Castlevania 64 was the first in the franchise to feature 3D gameplay.
The teasing became sadistic when players discovered they had to beat the game twice to unlock all the heroes.
It appeared that Konami ditched a cheat code for its first foray into 3D gaming or did it?

Ironically, the code is just the classic Konami Code with all the inputs doubled.
you might watch him demonstrate it in his video (above).
JupiterClimb demonstrates it by running immediately to the first white gem and saving.
The YouTuber revealed three other codes.
The first fills the player’s inventory with various items and works for all regional versions.
However, these only work on the European and Japanese versions of the game.
JupiterClimb admitted that he could not take credit for discovering the cheats.
Fellow Discord user Liquid Cat tried the codes in the game and found out what they did.
Image credit:Rockslacasa