What are the meanings of the dark side cards in Uno Flip?

In Uno Flip, the dark side cards have special meanings. The Draw 1 card makes the next player draw one card, the Draw 2 card makes the next player draw two cards, the Skip card skips the next player's turn, the Wild card allows the player to choose the color, and the Wild Draw 4 card makes the next player draw four cards and allows the player to choose the color.