Memories
Memories are the cards you draw and play to win challenges. Each has a value which they contribute to a hand's value and which determines pairs and straights, and a suit which determines flushes. Many memories also have special abilities which affect that other memories, the hand score, or the challenge rewards.
Sol starts with a several memories gained during the introduction, and will gain more through story events. Memories can be removed from your deck to increase your chance of drawing other memories. This can be done by relaxing or by using the spa. Memories can also be purchased or upgraded at the gym.
The three suits of memories are social, mental, and physical, matching the types of skills and their challenges. There also exist wildcard memories that count as all three.