Mariobrosaa Productions
Mariobrosaa Productions is the first Keynotathlon creator. He is well known for his Keynotathlon and Battle for Regal series, but has been mostly inactive since 2019.
Keynote July Fools 2025[edit | edit source]
On July 23rd, 2025, PokemonTrainerDawn had an idea for a Keynote July Fools, kind of like April Fools. On 27 July 2025, KlondlikeLXIII played a prank by renaming his channel to Mariobrosaa Productions and claiming to return.