It's because Mitsuhiro Arita is as well
And Clayman, don't forget Clayma-*shot* My thoughts at the time of making this card were along the lines of: If HERO decks use it, they'll have a better chance to using the anime HEROes that nobody uses, and if they use it for omni-HERO Fusions, they'd still need to run Normal Monsters that nobody wants to run for it, which would inspire a new build rather than complementing the already existing ones
Extended Art Background: Exclusive, custom-designed art print adds depth and visual appeal to your card, creating a more immersive display
Today, the Shining Legends Bulbasaur card goes for around $2-5, while the 2021 McDonald's non-holographic Bulbasaur resells for around $3-5, and the holographic version goes for $15-20
References: Midrange Marnie Esper Advantage
If you're having trouble picking out just one, you can opt to pick the more powerful one to lessen the need for upgrades