Instead, Cayth's main attraction is the ability to pay two to proliferate
Pokmon cards are the same size as MTG cards, so sleeves for Pokmon cards will work as well and if you already have some you can use them for Magic cards too
That being said, it does come at the additional cost of two life
The Master is a bit more methodical, as it deals damage whenever your artifacts leave the battlefield and hit the graveyard
While expecting a mana base of fetch lands and shock lands in a $40 precon deck isn't reasonable, the current mana bases don't really offer very much value to players picking up the decks
Here with Goro-Goro and Satoru you find a home for silly little hasty dudes like Phoenix Chick, Frantic Scapegoat, and Gingerbrute