Overview
At a glance
Is this game right for my group?
ABG editorial scores on a 1–5 scale.
Harder to teach
High replayability
Highly interactive
Scales well
Deep strategy
How it plays
How does it play?
A game of deep-sea submarine exploration in the Mariana Trench. The goal of The Mariana Trench is to score the most research points (RPs) by researching deep-sea creatures and the floor of the trench.
Core mechanisms
Key systems that shape the decisions players make.
Set Collection
Gather related items that become more valuable when scored together.
Highest-Lowest Scoring
Final scoring depends on balancing categories because the highest or lowest value matters.
Melding and Splaying
Combine cards into sets and spread them to expose additional icons or effects.
Move Through Deck
Progress through an ordered deck that represents position, time, or distance.
Solo / Solitaire Game
Provide rules and objectives designed for a single player.
Read the full game description
A game of deep-sea submarine exploration in the Mariana Trench. The goal of The Mariana Trench is to score the most research points (RPs) by researching deep-sea creatures and the floor of the trench. The game is played in alternating turns until your submarines run out of oxygen. The player with the highest amount of research points collected is the winner. —description from the designer