After its primary appearance in the Darkness Ablaze expansion in its V and VMax versions
It is more valuable for Pokmon with high retreat costs
In fact, it works best in the early game as most players are casting cheap Artifacts like Sol Ring and may not be able to pay the extra 1 Mana to prevent you from drawing a card
Sure, you'd rather save your creatures with counters on them instead, but being refunded a few extra cards isn't too bad of a consolation prize if you can't dodge a board wipe
One of the original 151 Pokmon and among the first to achieve broader popularity, it was decided that Pikachu would be the mascot of the franchise, especially due to the judgment that all kids might like the cute electric mouse
Imagine you were always shuffling up against Ayli, Eternal Pilgrim decks with the same mechanics and cards for support with very little deviation from one deck's card list to the other