Uploaded February 2026 | Updated September 2026, 2 weeks ago

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Let’s play Mewgenics, the tactical cat-breeding roguelite that combines deep genetic systems with strategic turn-based combat. This Mewgenics gameplay walkthrough covers the first level, the Alley, and serves as a complete starter guide for new players. ► Subscribe for more: goo.gl/9r9H74

In this Mewgenics walkthrough, we begin at the player house, exploring Mewgenics' breeding mechanics, bloodlines, mutations, and long-term genetic optimization. From there, we break down classes, ability synergies, and team composition before diving into combat in Mewgenics' first level, the Alley. This beginner-friendly Mewgenics guide explains how tactical positioning, ability combos, and roguelite progression all connect in the early game and covers everything players need to understand how Mewgenics works, along with early impressions, achievement discussion, and initial critiques as we progress through the game’s opening act.

Midway through the first level, we fight Lucy, the spellcasting mini-boss, and Radical Rat, the bomb-throwing final boss of the Alley. Both encounters highlight what makes Mewgenics shine: Thoughtful positioning, clever ability combos, and building cats whose skills complement each other. With careful planning and smart tactics, we attempt to defeat our cats' enemies in an effort to unlock Mewgenics' first achievement.

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Chapters:
0:00 Intro
1:27 Meet the Cats!
4:08 Mewgenics Breeding Mechanics
7:23 Class Selection
11:45 The Adventure Begins
24:55 First Mini-Boss (Lucy)
31:48 Cat Combat
36:25 Boss Fight (Radical Rat)
42:17 Back Home
43:25 Quick Review
45:24 Outro

Mewgenics is a turn-based tactical roguelite about breeding, building, and battling with an ever-evolving army of cats. Developed by Edmund McMillen and Tyler Glaiel, Mewgenics combines deep strategy with chaotic genetic experimentation.

In Mewgenics, players assemble teams of uniquely mutated cats, equip them with class-based abilities, and send them into grid-based battles filled with environmental interactions, powerful item combos, and over 1.000 abilities. Between runs, cats return home to breed, passing down traits, mutations, and skills that shape future generations.

With hundreds of enemies, massive item variety, and a long-form campaign built around roguelite progression, Mewgenics offers near-endless replayability. It starts simple but gradually opens into a complex web of tactical decisions, bloodline management, and build optimization, all wrapped in dark humor and over-the-top feline chaos.