Overview

Slime Trader invites players into a frantic defense scenario where the core mechanic revolves around merging pixel-art slimes to fend off an encroaching swarm. The game presents a unique take on the idler and simulation genres, offering a free-to-play experience that escalates from a modest defense to screen-filling battles. Players are tasked with summoning and strategically positioning various slimes, with the satisfying act of merging two of the same grade creating a more potent defender.

Highlights

  • Diverse Slime Collection: Discover and merge 111 unique pixel-art slimes across 12 distinct grades, from F to XXX, each with evolving attack styles.
  • Dynamic Combat Evolution: As slimes increase in grade, their attack patterns transform, offering a range of offensive capabilities from single shots to laser barrages, requiring players to adapt their formations.
  • Free-to-Play Idler Simulation: Enjoy a casual yet engaging simulation experience with idler mechanics, available for free on Steam, featuring multiplayer support and Steam Achievements.

Who It's For

Slime Trader is designed for players who enjoy casual simulation games with idle mechanics and a focus on strategic progression. Fans of pixel art and those looking for a free-to-play title with emergent gameplay will find this an appealing option. The auto-battler elements also cater to those who appreciate strategic depth without constant micromanagement.

Game Info

Developed by Lonely Knight and published by Enter the Game Studios, Slime Trader is a free-to-play casual idler simulation game. It supports multiplayer and includes Steam Achievements, with in-app purchases available. The game was released on September 19, 2026, and is available in multiple languages, including English, Japanese, and Simplified Chinese.