During the Base Set era, Blastoise itself was often the main attacker in this archetype, as its Hydro Pump attack could do a robust (for the time) 60 damage a pop
Midrange decks, on the other hand, will usually want to mix up their hate
By generating a red mana whenever you cast an instant or sorcery, Electro, Assaulting Battery is truly a mana machine
This plays well as a political commander if you want to leverage your silver tongue as much as your actual cards or as a support piece for a cast-from-exile deck that needs extra oomph
If a store offers additional services or has additional content about Pokmon cards, chances are they know what theyre talking about and are invested in the community
It could definitely see play in the right deck build