Controlling Card Features. Knowing when to take cards from the discard pile and when to draw from the draw pile is a crucial part of mastering a strategic mindset in uk slots gamesMeta Rummy. While selecting from the discard pile gives players limited options but lets them see what their opponents are discarding, drawing from the draw pile gives players more options and less information to reveal to their opponents. Strategic decision-making in the game requires an understanding of when to use each option.