The cards have been pre-set to walk through the players on how to play, using the instructions and the videos, so for the first few turns you play along with the video to learn how to play
Maybe Im Not Quite Done With This Deck After All There will always be tweaks to make, of course: Spellslinger decks tend to get swamped by big stompy creatures if the draw doesnt go your way, but after somehow packing a Confetti Foil version of Omniscience, if I can ride out potential awkward mid-games, I can start playing cards without their mana cost
This is the kind of thing we only do roughly every fifteen years (give or take), so it seems like a good time to talk about what that requires
Incubate creates a token with a set number of +1/+1 counters that you can turn into a phyrexian creature for two colourless mana
Renegade Rallier is an efficient three-drop Human that wants you to play with one and two-drops that people want to kill
Use one-of cards for specific tech choices, not for your entire strategy