This is a rule thats existed since morph was first implemented, but the penalties for failing to reveal your cards have gotten a lot less harsh over the years in competitive settings
Think of it like there only being one dungeon slot in your command zone
Kitchen Finks Finks is cheap, available to many decks, gives life immediately, acts as a good defensive chump and is hard to clear out the way
The answer changes every time, so theres no clear-cut solution other than look it up. If youve only got a handful of cards to sell and dont mind putting in a little extra time, or if you need to squeeze every last dime out of a card, this isnt your best bet
Sparky uses the mono-colored starter decks and lacks any form of advanced decision-making
In total, you'll draw three cards