
- BGG rank
- BGG #13,912
- BGG rating
- 6.6
Nature of the Beast: City vs. Suburb
- 2–4 players
- 60 min
- Complexity 2.7/5
- 2005

2008
Rules assistance for E.T.I.: Estimated Time to Invasion
Plain-language explanations of turns, card effects and disputed situations, with official source references and saved question history.
For 3 players

What would you like to know?
Answers come from the official rulebook, with the page to check.
E.T.I.: Estimated Time to Invasion is a board game released in 2008 for 3–6 players, 90 minutes per game, and ages 12 and up. It was designed by Mark Anticole and Matthew Anticole and its main mechanics are Cooperative Game.
In E.T.I., players become directors of powerful mega-corporations in the early 1960's with the goal of defending the Earth from a pending alien invasion! Players compete to discover increasingly advanced technologies from eight different fields of science and technology. Completing projects increases the power and influence of your lab facility. After a pre-determined number of technologies have been discovered, one of the players will reveal themselves as allied with the aliens! With this the invasion is near! The remaining humans labs must use their fantastic discoveries in Earth's final defense! Will one of the human facilities have the strength to repel the aliens or will the Earth fall? It is in your hands...
E.T.I.: Estimated Time to Invasion supports 3–6 players according to the catalogue. This range comes from the publisher’s listed player count, so the game can be set up for any group size within it. Some setups, rules and scoring details may still vary by player count, so check your edition’s rulebook for the exact configuration.
The listed playing time for E.T.I.: Estimated Time to Invasion is 90 minutes. This is the publisher’s estimate for a full game. The actual duration depends on the group, the player count and familiarity with the rules: first sessions usually run longer, while experienced groups often finish faster. Setup and teaching time are not included in this estimate.
The catalogue lists E.T.I.: Estimated Time to Invasion for ages 12 and up. This is the publisher’s recommendation and reflects reading demands, rule complexity and small components rather than theme alone. Younger players can often join with help from an adult, so check the age guidance on your edition and consider your group’s experience with board games.
E.T.I.: Estimated Time to Invasion has a complexity rating of 2.3 out of 5 from BoardGameGeek players, which makes it a medium-light game. The rating reflects how much rules knowledge, planning and decision-making a typical game demands. Expect a longer first teach for heavier games, and use a preparation guide before game night.
E.T.I.: Estimated Time to Invasion belongs to these categories: Science Fiction. Its main mechanics are Cooperative Game. Categories describe the theme and setting of a game, while mechanics describe what players actually do on their turns. Each mechanic links to a catalogue hub with similar games, which helps when you want something comparable.
The credited designers of E.T.I.: Estimated Time to Invasion are: Mark Anticole and Matthew Anticole. These credits come from the published game data and name the people responsible for the game’s design, not its illustrators or publishers. Designer pages on MeepleRules collect other titles by the same designers, which helps when you enjoy a game and want to find similar ones.
The catalogue lists E.T.I.: Estimated Time to Invasion as a base game. It can be played on its own with the components in the box and does not require any other title. Expansions, if any exist, add new content or rules on top of it and are listed separately in the catalogue with a link back to this base game.