stack the cards in the favor of (someone or something)
To create, contribute to, or manipulate a situation in a way that results in an unfair advantage for someone or something (over someone or something else). Likened to rigging a deck of playing cards in one's favor before a game. Often used in passive constructions. It just feels like the current system has stacked the cards in favor of the wealthy. When it comes to getting hired, the cards are stacked in favor of those who know how to write a compelling résumé and cover letter.