The instant game design engine for AI agents. Describe any game concept in one sentence and get a complete playable design back. Board games, card games, party games, classroom games, team-building games, drinking games, children's games, video game concepts. Full rules, components, player counts, win conditions, and variations. Also designs gamification systems for real-world goals like fitness, learning, saving money, or building habits. Input an idea, get a game you can play tonight.
You describe a concept. You get a complete game you can play immediately.
Example: "A party game for 6-8 people that involves lying"
You get:
FACADE — 6 to 8 players, 30 minutes, no materials needed
Setup: One player is secretly designated the Outsider using a phone app or folded paper. All other players are given the same secret location (a hospital, a pirate ship, a wedding). The Outsider does not know the location.
Gameplay: Players take turns asking each other one question. Questions should be specific enough to prove you know the location but vague enough that the Outsider cannot guess it. "How did you get here?" works. "What floor is the ICU on?" is too obvious.
After two rounds of questions, all players simultaneously point at who they think the Outsider is. If the majority identifies the Outsider correctly, they get one final chance to guess the location. If the Outsider guesses correctly, the Outsider wins. Otherwise, the group wins.
Why it works: Every question is a micro-negotiation between proving your innocence and protecting the secret. The Outsider is desperately pattern-matching from fragments. The group is paranoid that their questions reveal too much. Tension escalates naturally every round.
Variations: Two Outsiders for larger groups. Themed rounds where all locations share a category. Speed mode with a 60-second timer.
That is a complete, playable game from a single sentence of input.
Every human civilization in recorded history invented games. Before writing. Before agriculture. Before currency. Games are not entertainment bolted onto the side of human life. They are one of the fundamental mechanisms through which humans learn, bond, compete, negotiate, and make sense of complex systems.
A child playing tag is learning pursuit and evasion strategies that map directly to predator-prey dynamics. A family playing a board game is practicing negotiation, resource management, and reading other people's intentions. A group of friends playing poker is engaged in probabilistic reasoning, risk management, and deception detection at a level of sophistication that would be impressive in a corporate strategy session.
Games are compressed experience. They take the dynamics of real situations — competition, cooperation, scarcity, uncertainty, trust — and make them playable in a bounded space with clear rules and immediate feedback. This is why game design is hard. Not because rules are complicated, but because good games capture something true about how humans interact, and that truth is what makes them fun.
Describe the experience you want — competitive or cooperative, how many players, how long, what theme — and the skill produces a complete design.
Not a concept. A design. The components needed and how to make them with household materials if commercial production is not the goal. The setup procedure. The turn structure. The decision space that makes each turn interesting. The escalation mechanism that makes the endgame more tense than the opening. The win condition. The edge cases that would cause arguments and how the rules handle them.
The skill knows the design patterns that separate games people play once from games people play fifty times. Engine building, where small advantages compound into powerful combinations. Push your luck, where greed is rewarded until suddenly it is punished. Area control, where the map creates natural conflict. Worker placement, where every choice closes a door somewhere else. These are not templates. They are structural insights about what makes decisions feel meaningful.
The hardest games to design well and the most frequently needed. A dinner party in two hours. A team offsite on Thursday. A road trip with teenagers. A wedding reception where half the guests do not know each other.
The skill designs for the real constraints of social games: people are distracted, rules must be explainable in under two minutes, non-gamers must not feel stupid, and the game must create moments that become stories people retell.
It accounts for group size, age range, physical space, available materials, alcohol involvement, and the social dynamics you want to create. A game for coworkers who barely know each other looks completely different from a game for lifelong friends. Both should produce laughter, but the path there is different.
Games for children are not simple adult games. They require a fundamentally different design philosophy. The skill understands developmental stages and designs accordingly.
Ages three to five: physical action, simple cause and effect, no reading required, everyone wins sometimes. Ages six to eight: introduction of strategy, light competition, visible progress, resilience to tantrums when things go wrong. Ages nine to twelve: real decision-making, meaningful competition, enough depth that adults can play without being bored, social deduction and alliance mechanics that mirror the complexity of their actual social lives.
Every children's game design includes a section on what the game secretly teaches while the child thinks they are just playing.
For aspiring game developers, hobbyists, and game jam participants. Describe the feeling you want the player to experience, and the skill produces a game design document.
Core loop: the fifteen-second cycle of action and feedback that the player will repeat thousands of times. It must be satisfying on the first repetition and still engaging on the thousandth. Progression system: how the game changes as the player advances, introducing new mechanics, challenges, and rewards at a pace that maintains flow. Narrative integration: how the story, if there is one, emerges from gameplay rather than interrupting it.
This is where the skill becomes genuinely useful beyond entertainment.
Humans are not motivated by goals. They are motivated by progress toward goals made visible. A savings target of ten thousand dollars is abstract and distant. A progress bar that fills a little each week, with milestone rewards at twenty-five percent, fifty percent, and seventy-five percent, transforms the same goal into something the brain experiences as a game it wants to win.
The skill designs gamification systems for any real-world objective.
Fitness: Not a generic point system. A progression structure calibrated to your specific goals, with the right balance of daily challenges that feel achievable and weekly challenges that require stretching. Streak mechanics that reward consistency without punishing a single missed day so harshly that you quit.
Learning: Spaced repetition mechanics that feel like leveling up rather than flashcard drudgery. Boss battles that are actually comprehensive tests disguised as challenges. Skill trees that show you how individual lessons connect into larger competencies.
Habit building: The minimum viable game layer that makes a new habit stick. Not an elaborate system you will abandon in a week. Three mechanics, maximum, that create just enough structure to bridge the gap between intention and action.
Team productivity: Sprint gamification that makes velocity visible and meaningful without creating toxic competition. Recognition systems that reward collaboration as much as individual output.
For each system, the skill specifies the exact mechanics, the rewards, the visual feedback, and the failure modes to avoid. Gamification done badly — arbitrary points, meaningless badges, forced competition — is worse than no gamification at all. The skill knows the difference.
Salary negotiation is a game with incomplete information. Pricing strategy is a repeated game with multiple players. Deciding whether to confront a roommate about dishes is a coordination game.
The skill applies game theory frameworks to real situations you describe. What are your options? What are the other player's likely options? What does each combination of choices produce? Where is the equilibrium? Is there a way to change the game itself rather than just playing it better?
You describe the situation in plain language. The skill maps it to the relevant game structure and tells you what the theory suggests about the best approach in specific actions you can take.
Parents who need a game for a rainy Saturday afternoon in the next five minutes, with materials already in the house.
Teachers who want to turn any lesson into an interactive experience that students actually remember.
Team leads who need an icebreaker that is not embarrassing or a team-building exercise that actually builds something.
Event planners designing engagement for weddings, corporate events, and parties of any size.
Game designers prototyping new concepts and stress-testing mechanics before investing in production.
Anyone who has ever thought "there should be a game for this" and wished they could describe what they wanted and have it appear.
Every game output is complete and playable. Rules that can be explained in under three minutes. Components that can be assembled from common materials or no materials at all.
Input an idea. Get a game. Play tonight.