These colors tie to treasure creation, payoffs for spending mana from treasures, and artifact sacrifice
Since rare wildcards are expected to drop once every 30 packs opened, youll probably end up getting just the one with one mythic, nine uncommon, and 15 common wildcards
It takes a fair bit of luck to use it to its maximum potential but if the trainer manages to get heads on 4 out of 4 coin-flips, they can unleash a devastating 400 damage
In the rare case where a legendary creature becomes a copy of another legendary creature with greater mana value (for example, if Sakashima the Impostor is a copy of a legendary creature with mana value 5 or greater), then when that creature dies, if it's still a legendary creature card in your graveyard, Havi's last ability will be able to target it
(And if youre an idiot like me, who doesnt read the piece of paper with READ THIS FIRST before thinking you know better and shuffling the cards, theyre also numbered so you can put them back in the correct order.) Once youve played that through once, you can go ahead and shuffle as much as you want, and then play the game proper