One Turn Kill Wiki
Master one-turn battles in a pixel-art PvE deckbuilder. Discover 20-card builds, card synergies, skills, bosses, and powerful combo strategies.
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Your One Turn Kill Journey
1Opening combat encounters
Master Draw-Based Cost Rules
Learn how playing actions drains deck counts before attempting high-tier difficulty routes.
Balance high-cost draw cards with recycle tools to clear the first stage without running out of cards.
You defeat an enemy within a single turn without exhausting your draw pile.
2Reaching BIAS 6 difficulty
Unlock Base Camp Upgrades
Access the Upgrade Facility to enhance card attributes and increase burst potential.
Set enemy levels on the departure screen to reach a total Bias score of six.
The Upgrade Facility appears in your base camp menu.
3Facing high-HP boss encounters
Construct Reliable Damage Engines
Assemble specialized twenty-card synergies capable of delivering hundreds of damage in one turn.
Integrate zero-cost reducers like Tea Ceremony with multi-hit or hand-cost scaling attacks.
Your deck successfully clears encounters above five hundred enemy health.
4BIAS 20 endgame progression
Defeat Final Boss Phases
Confront Rita under maximum difficulty modifiers to complete the true ending.
Equip duplication skills and cost discount loops to burst down consecutive health bars.
You clear both combat phases of Rita and unlock the Game Complete achievement.
Planning your next upgrade
Calculator
Work out costs, materials and odds for your next step.
Choosing what to prioritise
Tier List
See which picks rank highest, with the source behind each ranking.
Unlock Full Achievement Milestones
Find unlock conditions and battle setups for all achievements in the single-turn wasteland card battler.
- 01
Guard Captain reaches 600 HP at Lv5 and makes all cards in hand fragile after roughly 16 card plays
Guard Captain reaches 600 HP at Lv5 and makes all cards in hand fragile after roughly 16 card plays. Deflect this timing window or bypass cost spikes by holding Axium Core.
- 02
Scythe User Azwen features 650 HP at Lv5 and repeatedly inserts Overload cards into your deck every three plays
Scythe User Azwen features 650 HP at Lv5 and repeatedly inserts Overload cards into your deck every three plays. Pack high-cost starters such as Assassin's Sign to keep your opening hand full, preventing empty draws that force an immediate turn-end loss.
Steam Deck Settings - 03
Machine Soldier D-rex enforces a 40-second real-time timer alongside 650 HP at Lv5, raising card costs whenever recovering
Machine Soldier D-rex enforces a 40-second real-time timer alongside 650 HP at Lv5, raising card costs whenever recovering. Equipping Downclock freezes enemy actions for three card plays, granting time to execute card sequences.
![One Turn Kill [Indie World 2026.10.28]](https://i.ytimg.com/vi/l0pX5DNnDtY/hqdefault.jpg)
Explore the Wiki
From your first single-turn battle to achievements, system requirements, and card balance updates, choose the topic you need.
What Is One Turn Kill?
One Turn Kill is a PvE card game by DenDen, published by Waku Waku Games, in which you build a twenty-card deck and must win every battle within a single turn.
Explore All GuidesDeveloper
DenDen
Publisher
Waku Waku Games
Platform
Windows PC
Genre
Strategy
Release Date
Jan 15, 2026
Positive Reviews
95%
Steam Reviews
1.5K+
Cards per Deck
20
Latest Guides
Complete Full Collection Upgrades
Review the requirements to earn the Gadget Junkie achievement by collecting and upgrading all playable cards.
Defeat Rita At Maximum Difficulty
Review the BIAS 20 encounter requirements and battle milestones needed to unlock the Game Complete achievement in One Turn Kill.
Assemble Top Endgame Builds
Compare top One Turn Kill deck builds, card combos, and skill choices to defeat every boss through maximum BIAS difficulty.
Execute High Damage Combinations
Learn how card draw costs, Axim Core loops, and Heavy Blow damage scalers create lethal single-turn combos across all boss fights.
Structure Twenty Card Decks
Learn how to build twenty-card decks, manage draw costs, and assemble high-damage archetypes to defeat every boss encounter.
Deploy Tactical Encounter Skills
Explore complete effects, unlock conditions, and tactical ratings for all battle skills in One Turn Kill to optimize your single-turn strategy.
Repeat Combat Encounter Skills
Understand how the Backdoor card replicates active encounter skills and enables high-damage combo rotations.
Where does the official information come from?
Official information comes from Steam Store, Steam Community, Publisher Website, Waku Waku Games on X, Publisher on YouTube.
Engage in battles limited to a single turn for an exhilarating, suspenseful experience.
Steam Store
Frequently Asked Questions
A few useful distinctions before you start.
Ready to Win in a Single Turn?
Start with a beginner guide, build your deck, or explore achievement unlocks.