In "Earth," you build your own ecosystem on a grid of 4 by 4 cards. The rules of "Earth" are quickly explained, and with over 360 cards and 25,000 starting setup possibilities, the replay value is very high. Each game offers something new to discover and different ways to earn points. "Earth" is a game that will never bore you, as even when it's not your turn, you can perform the chosen action of the active player in a weakened form. Additionally, the effects associated with an action are triggered at the end of each turn for all players. This keeps you constantly engaged in the game, thinking and pondering what you want to do next. The actions are thematically woven into the game, allowing you to choose between planting, watering, growing, and composting to optimize your engine and grid. "Earth" appeals to both families and avid gamers alike, boasting a relatively short playtime of 60 to 120 minutes considering the depth of the game.