You'll have to carefully plan your deck around the snow supertype
2004-10-04 The ability replaces the normal discard action with a discard action that puts the card on the library instead of the graveyard
While your U/W Control opponent may plan to win with the two copies of Elspeth, Suns Champion in their deck, trying to beat that plan by loading up on Heros Downfall and Dreadbore isnt going to be successful
Regicide: Do the colors have to be different
But rather than clog up this list with cards like Elspeth, Storm Slayer, Exalted Sunborn, Doubling Season, Peregrin Took, Xorn, Academy Manufactor, Worldwalker Helm, and others, I want to give other abilities the spotlight
What we recommend is a Disney Lorcana Starter Deck