is a 2.5D side-scrolling action-adventure game developed and published by QUByte Interactive. Set in the 22nd century, the game explores a future where humanity has successfully established colonies on other planets to solve Earth's resource crisis.

After the first human colony on Mars goes silent for weeks, a distress signal is sent to Earth, and Anna is dispatched to investigate the source of the chaos. 2. Core Gameplay Mechanics

Players control Sergeant Anna “Thirteen” Charlotte, a member of an elite Space Marine unit.

The story is told primarily through and collectible audio logs.

Progression is non-linear and tied to exploration. Players navigate an interconnected map, unlocking new areas by acquiring elemental upgrades.

The game is heavily inspired by classics like Super Metroid and Castlevania: Symphony of the Night .

A central feature is the use of "Cores"— Electricity, Ice, and Fire —which provide unique combat and traversal options. For example, the Ice core can create platforms on water, while the Electric core allows players to phase through electrical barriers.

Echoes on the Red Planet: Narrative and Mechanics in MARS 2120 Beyond Earth: The First Martian Colony in Indie Gaming 1. Introduction: Setting the Scene