Cover of the game Endeavor: Deep Sea

Endeavor: Deep Sea

Burnt Island Games, Grand Gamers Guild, Arclight Games · Board game · 2024
Ludopedia
9.1 Ludopedia
BoardGameGeek
8.2 BoardGameGeek
Players
1–4 · best 3
Players
Solo
Play Time
60–120 min
Weight
Weight 2.9/5
Year
Year 2024
Minimum age
Minimum age 10+
Buy · from US$ 59.00
9.1 rating Ludopedia
8.2 rating BoardGameGeek

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Our Verdict
RECOMMENDED

For fans of strong themes and cooperative gameplay without the bloat, this is an ocean gem. The balance between simplicity and strategy is its strongest suit.

Highlights
  • Streamlined yet deep rules
  • Well-built maritime theme
  • Plays well solo or in group
  • Chaining actions is addictive
  • Modular board with good replay value
Keep in mind
  • May feel light for players wanting heavy mechanics
  • Pacing can be slow for impatient players
Learn How to Play Step by Step Check out our complete step-by-step rules guide.
Access Rules Guide

About the game

What you do in a play session

Set sail for the last great frontier: the ocean. In Endeavor: Deep Sea, you lead an independent research institute with a clear mission — protect the sea and develop sustainable projects. Time to recruit field experts, embark on expeditions, research dive sites, and publish critical ecological papers that make a difference. Every decision counts: the actions your institute takes now can ensure a healthier future for the planet.

The game follows the same creative team behind Endeavor: Age of Sail — Jarratt Gray and Carl de Visser — but with more streamlined rules, making it easier for newcomers to jump in without sacrificing strategic depth. There are action points, action chaining, grid movement, and end-game bonuses. The board is modular, bringing solid replay value. It plays smoothly solo or with up to four players, giving you room to test strategies on your own.

The game's domains — exploration, research, and conservation — are well woven into the gameplay loop. You feel like you're actually building something: expanding your team, unlocking new capabilities, discovering locations. The pacing is satisfying: each round delivers progress, and planning the order of actions is almost as fun as executing them. The cooperative dynamic works because everyone's in the same boat — literally — and each player contributes differently based on the experts they've recruited.

In short: it's a cooperative game that blends maritime exploration, scientific research, and conservation in an accessible, polished package. If you love strong themes and want something that engages without being heavy, this is a great pick.

Expansions

Published additional content

3 items

Rules videos

Learn by watching before you open the box

12 videos

Rules manual

Official PDF file

Rules manual — Endeavor: Deep Sea English · PDF
Download Manual

Best player count

BGG community vote

1–4 players
1 REC
2 REC
3 BEST
4 REC

Soundtrack

Ambience suggested by Melodice

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Game details

Mechanics, categories, families and credits

Families

Animals: Coral / Jellyfish / Anemones Animals: Dolphins Animals: Sharks Animals: Turtles Animals: Whales Crowdfunding: Gamefound Crowdfunding: Kickstarter Game: Endeavor Game: Endeavor Deep Sea Occupation: Engineer Occupation: Researcher / Scientist Players: Games with expansions that change player count Players: Games with Solitaire Rules Theme: Biology Theme: Ecology Theme: Environmental Protection / Degradation / Pollution Theme: Science Theme: Submarines Theme: Under the Sea
Publisher Burnt Island Games, Grand Gamers Guild, Arclight Games, Board Game Circus, Cranio Creations, CrowD Games
Designer Carl de Visser, Jarratt Gray
Artist Fahed Alrajil, Josh Cappel, Maruša Gorjup

Community

Data from BoardGameGeek

18,292owners
7,105wishlist
699want to play

Frequently Asked Questions

Quick answers before you buy

6 questions
How many players does it support?
1 to 4 players. The solo mode works well.
How long is a typical game?
60 to 120 minutes, depending on player count and group pace.
Do I need to have played Endeavor: Age of Sail?
No. The rules are standalone, though fans of Age of Sail will recognize the familiarity.
Is it hard to learn?
No. The rules are streamlined and well explained, with very little text at the table.
What's on the board?
A modular board that changes location layout each game, plus expert cards, action markers, and exploration components.
Is it good for fans of light cooperative games?
Perfect fit. It has enough depth for strategy without the heavy complexity of larger co-ops.

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