Pokémon Legends: Arceus Proves Professor Oak Is A Liar

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Up until Pokémon Legends: Arceus’ ancient Pokédex was revealed, it was considered common knowledge amongst Pokémon fans that Professor Oak invented the original Pokédex. Every mainline game in the Pokémon series up to this point has maintained that fact as well, with several other characters supporting Professor Oak’s claim to fame as the Pokédex’s inventor. However, as players join the Survey Corps in Pokémon Legends: Arceus and venture out into Hisui to gather research for the ancient Pokédex, it’s obvious that Professor Oak didn’t actually come up with the concept himself, proving that the most beloved Pokémon Professor wasn’t being entirely honest with players when he first sent them off on their adventures back in Pokémon Red and Green.

Professor Oak appears in many Pokémon games and is one of the most well-known and well-liked characters in the Pokémon franchise. He’s the quintessential Pokémon Professor, dedicated entirely to the research of Pokémon, and he’s inspired trainers to head out into the vast world of Pokémon since the beginning of the franchise. Though he comes across as rather forgetful, even forgetting the name of his own grandson in Red and Green, players haven’t had much reason to doubt his credibility over his iconic invention of the Pokédex before the release of Pokémon Legends: Arceus.

Related: Legends: Arceus' Pokémon Effort Levels Explained

After players literally drop into ancient Hisui, however, it quickly becomes apparent that the Pokédex actually existed long before Professor Oak was even born. When Pokémon Legends: Arceus' Professor Laventon finds the player on Prelude Beach at the beginning of the game, he enlists their help to compile the first Pokédex of the Hisui region, even hinting