A common professional practice is to shuffle your opponents deck as well, a courtesy that ensures fair play and random distribution
Its not the end of the world, just my old method
Nykthos, Shrine to Nyx Nykthos, Shrine to Nyx asks you to make a critical deckbuilding restriction to one color, but the reward is a handsome sum of mana to cast an unreasonable number of spells with
Living weapon means that Kaldra Compleat will spawn a 0/0 Black Phyrexian Germ token on play and equip itself to that token and because of haste, that token will be ready to fight as soon as Compleat hits the board
An event with free Pokemon cards that encourages kids to play and trade is a great idea, and theres a perfect place to host an event like that
While this would be massively overpowered to implement directly, Wizards could have used far less powerful effects