{
  players: { min: 3, max: 12 },
  teams: [
    {
      name: 'humans',
      card_min: 1,
      card_max: 2,
      players: { min: 1, max: 4 }
    },
    {
      name: 'aliens',
      card_min: 1,
      card_max: 4,
      players: { min: 2, max: 10 }
    }
  ]
}