Vandiler Ash in Vandal Hearts.

You gain access to every single spell in the game, getting to use powerful enemy only spells... as well as being able to "cast" the effect of every item in the game for 0MP (because they are coded internally as spells).
You basically become walking debug mode

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"think before you press enter. all of you." - SmashFaqs Discord
i want lemm to eat ten egg

Actual over powered video game characters

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