Decktamer

Card Game· Roguelike Deckbuilder· Creature Collector· Card Battler

Released Oct 2025

Deck-building meets monster catching in this turn-based roguelike. Recruit enemy cards to your party as you dive into the depths of the abyss. Will you kill them or will you tame them?

86% positive · 2,422 reviews

Not yet

Released, but still in active development

High confidence

Active Development

Not yet

Released, but still in active development

High confidence

Active Development

Where to buy

Steam Updated 12 Oct 2026 $9.59 $15.99 −40%

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Evaluation

Decktamer launched on October 27, 2025 and has received a consistent and substantial stream of updates ever since. The developer published a public roadmap on November 4, 2025 and has been visibly working through it item by item. Major content updates since launch include: contest creature winners added on December 10, 2025; a full difficulty system overhaul on March 1, 2026; a new creature and quality-of-life features on February 18, 2026; 29 brand-new creatures on May 25, 2026; multiple save slots and run history on June 24, 2026; and most recently, the Boss Update on August 25, 2026 — just one day before today — which added 5 new bosses, a new creature (the Masquerade Spider, the third creature contest winner), a reworked Boss Rush mode, and a secret bestiary section. The August 25, 2026 Boss Update post notes that the team is "getting closer and closer to the end of the roadmap," which indicates the roadmap is not yet fully complete but is nearing its conclusion. No explicit statement declaring development finished has been made. The developer remains actively engaged and communicating — their last post is from yesterday.

Evidence

Boss Update ships 5 new bosses, a new creature (Masquerade Spider, the 3rd contest winner), a reworked Boss Rush mode, and a secret bestiary section. Developer notes they are 'getting closer and closer to the end of the roadmap' but does not declare it complete.

news post · Aug 25, 2026 source development ongoing

high

Save system update references the roadmap as still in progress and confirms the team is working on new bosses for a future update.

news post · Jun 24, 2026 source content planned

high

Media

Details

Developer

Horizon Edge

Publisher

Assemble Entertainment

Achievements

Platform

Windows

Controller

partial support

Steam Deck

Playable

Players

Single-player

Roguelike Deckbuilder Card Game Creature Collector Card Battler Turn-Based Combat Deckbuilding Strategy Turn-Based Strategy Difficult 2D Fantasy Hand-drawn Controller Horror Roguelike

About this game

Deck-building meets monster catching in this turn-based roguelike. Recruit enemy cards to your party as you dive into the depths of the abyss. Will you kill them or will you tame them?

In Decktamer, you'll encounter creatures that have adapted to their strange environment: the abyss. Rumor has it that anyone brave enough to reach the bottom of the giant crater will find great fortune. But watch out, as you dive deeper, the creatures only get more and more bizarre and dangerous...

In this game, cards are not simply handed out to you, you have to tame your enemies to add them to your deck!

But be careful, when one of your creature dies, the card is gone forever!

Every turn, each one of your cards can use a move. Try to think about the optimal play to win your battle in this turn-based combat system! Will the turn plan out as you expected?

The Abyss is filled with mutant creatures that possess abilities they shouldn't normally have. Use that to your advantage and transfer abilities from one creature to another to create unique and devastating combos!