Create an addictive game.
I'll help you create an addictive game for the RIV console. First, let me create a game design document that fits RIV's constraints while aiming for addictive gameplay mechanics.
Title: Color Match Genre: Fast-paced Puzzle/Action Core Concept: A hypnotic and addictive color matching game where players must quickly match their color with incoming circles to score points. The game creates "just one more try" addiction through quick sessions and escalating difficulty.