カードデータベース

Card Category

Defect Cards

Complete guide to Defect cards in Slay the Spire 2 — all attacks, skills, powers, costs, rarities and synergies.

The Defect is a highly technical character who manipulates Orbs, Lightning, Frost, and Focus to control the battlefield. In Slay the Spire 2, the Defect's card pool offers the most complex and rewarding synergies in the game, demanding careful orb management and power-based scaling.

Orbs are the Defect's signature mechanic. Each orb slot passively generates an effect: Lightning orbs deal damage each turn, Frost orbs generate block, and Plasma orbs generate energy. Dark orbs build up damage that can be unleashed in a single burst. Cards like Zap, Coolheaded, and Doom and Gloom allow the Defect to fill orb slots quickly, while Dualcast and Electrodynamics evoke orbs for immediate effects or chain lightning.

Focus determines orb effectiveness. Higher Focus increases Lightning damage and Frost block per orb. Cards like Defragment, Biased Cognition, and Consume increase Focus, though some come with drawbacks. Loop and Capacitor expand the Defect's orb management capabilities by strengthening individual orbs or adding more orb slots.

The Defect's power suite is among the strongest in the game. Echo Form doubles every other card played, creating enormous value over long fights. Creative AI generates random powers each turn, offering infinite scaling potential. Machine Learning provides consistent card draw, while Thunder Strike — while not a power — scales with Lightning orb damage to deliver massive finishing blows.

Defect attack cards often incorporate orb synergies. Ball Lightning, Cold Snap, and Melter all interact with the orb system while dealing damage. The Defect's block options, including Glacier, Reinforced Body, and Equilibrium, provide excellent protection, often generating Frost orbs simultaneously.

88 cards

Adaptive Strike

Rare · Attack · Defect

2

与える 18 damage. Add a 0 copy of this card into 自分の 捨てる Pile.

All for One

Rare · Attack · Defect

2

与える 10 damage. Put ALL 0 cards from 自分の 捨てる Pile into 自分の Hand.

球電

Common · Attack · Defect

1

与える 7 damage. 生成 1 雷.

連射

Common · Attack · Defect

1

与える 5 damage for each 生成ed オーブ.

光線細胞

Common · Attack · Defect

0

与える 3 damage. 適用する 1 脆弱.

Biased Cognition

Ancient · Power · Defect

1

獲得する 4 集中力. 開始時 自分の turn, lose 1 集中力.

Boost Away

Common · Skill · Defect

0

獲得する 6 ブロック. Add a Dazed into 自分の 捨てる Pile.

起動シーケンス

Uncommon · Skill · Defect

0

獲得する 10 ブロック.

バッファ

Rare · Power · Defect

2

Prevent の next time you would lose HP.

Bulk Up

Uncommon · Power · Defect

2

失う 1 オーブ Slot. 獲得する 2 筋力. 獲得する 2 機敏.

コンデンサ

Uncommon · Power · Defect

1

獲得する 2 オーブ Slots.

カオス

Uncommon · Skill · Defect

1

生成 1 ランダム オーブ.

Charge Battery

Common · Skill · Defect

1

獲得する 7 ブロック. Next turn, gain .

冷却

Uncommon · Skill · Defect

0

生成 1 氷 for each 敵.

クロー

Common · Attack · Defect

0

与える 3 damage. Increase の damage of ALL Claw cards by 2 this combat.

寒気

Common · Attack · Defect

1

与える 6 damage. 生成 1 氷.

Compact

Uncommon · Skill · Defect

1

獲得する 6 ブロック. 変形 全ての ステータス cards in 自分の Hand into Fuel.

コンパイルドライバ

Common · Attack · Defect

1

与える 7 damage. 引く 1 card for each unique オーブ you have.

Consuming Shadow

Rare · Power · Defect

2

生成 2 闇. 終了時 自分の turn, 発動 自分の leftmost オーブ.

Coolant

Rare · Power · Defect

1

開始時 自分の turn, gain 2 ブロック for each unique オーブ you have.

冷静

Common · Skill · Defect

1

生成 1 氷. 引く 1 card.

創造的AI

Rare · Power · Defect

3

開始時 自分の turn, add a ランダム パワー into 自分の Hand.

暗黒

Uncommon · Skill · Defect

1

生成 1 闇. Trigger の passive ability of 全ての 闇 オーブs.

防御

Basic · Skill · Defect

1

獲得する 5 ブロック.

デフラグ

Rare · Power · Defect

1

獲得する 1 集中力.

二倍エネルギー

Uncommon · Skill · Defect

1

Double 自分の エネルギー.

二連発動

Basic · Skill · Defect

1

発動 自分の rightmost オーブ twice.

残響の姿

Rare · Power · Defect

3

The first card you play each turn is played an extra time.

Energy Surge

Uncommon · Skill · Defect

1

ALL players gain .

Feral

Uncommon · Power · Defect

2

The first time you play a 0 アタック each turn, return it to 自分の Hand.

Fight Through

Uncommon · Skill · Defect

1

獲得する 13 ブロック. Add 2 Wounds into 自分の 捨てる Pile.

Flak Cannon

Rare · Attack · Defect

2

廃棄 ALL 自分の ステータス cards. 与える 8 damage to a ランダム 敵 for each card 廃棄ed.

Focused Strike

Common · Attack · Defect

1

与える 9 damage. 獲得する 1 集中力 this turn.

FTL

Uncommon · Attack · Defect

0

与える 5 damage. If you have played fewer than 3 cards this turn, draw 1 card.

融合

Uncommon · Skill · Defect

2

生成 1 プラズマ.

遺伝的アルゴリズム

Rare · Skill · Defect

1

獲得する 1 ブロック. Permanently increase this card's ブロック by 3.

氷河

Uncommon · Skill · Defect

2

獲得する 6 ブロック. 生成 2 氷.

Glasswork

Uncommon · Skill · Defect

1

獲得する 5 ブロック. 生成 1 Glass.

目潰し

Common · Attack · Defect

0

与える 3 damage. If の 敵 intends to attack, apply 1 弱体.

Gunk Up

Common · Attack · Defect

1

与える 4 damage 3 times. Add a Slimed into 自分の 捨てる Pile.

Hailstorm

Uncommon · Power · Defect

1

終了時 自分の turn, if you have 氷, deal 6 damage to ALL 敵全体.

Helix Drill

Rare · Attack · Defect

0

与える 3 damage for each previously spent this turn.

ホログラム

Common · Skill · Defect

1

獲得する 3 ブロック. Put a card from 自分の 捨てる Pile into 自分の Hand.

Hotfix

Common · Skill · Defect

0

獲得する 2 集中力 this turn.

ハイパービーム

Rare · Attack · Defect

2

与える 26 damage to ALL 敵全体. 失う 3 集中力.

Ice Lance

Rare · Attack · Defect

3

与える 19 damage. 生成 3 氷.

Ignition

Rare · Skill · Defect

1

Anoのr player 生成s プラズマ.

Iteration

Uncommon · Power · Defect

1

The first time you draw a ステータス card each turn, draw 2 cards.

跳躍

Common · Skill · Defect

1

獲得する 9 ブロック.

Lightning Rod

Common · Skill · Defect

1

獲得する 4 ブロック. 開始時 の next 2 turns, 生成 1 雷.

ループ

Uncommon · Power · Defect

1

開始時 自分の turn, trigger の passive ability of 自分の rightmost オーブ.

機械学習

Rare · Power · Defect

1

開始時 自分の turn, draw 1 additional card.

流星撃

Rare · Attack · Defect

5

与える 24 damage. 生成 3 プラズマ.

Modded

Rare · Skill · Defect

0

獲得する 1 オーブ Slot. 引く 1 card. Increase this card's cost by 1.

Momentum Strike

Common · Attack · Defect

1

与える 10 damage. Reduce this card's cost to 0 .

多重発動

Rare · Skill · Defect

0

発動 自分の rightmost オーブ X times.

Null

Uncommon · Attack · Defect

2

与える 10 damage. 適用する 2 弱体. 生成 1 闇.

オーバークロック

Uncommon · Skill · Defect

0

引く 2 cards. Add a Burn into 自分の 捨てる Pile.

Quadcast

Ancient · Skill · Defect

1

発動 自分の rightmost オーブ 4 times.

レインボー

Rare · Skill · Defect

2

生成 1 雷. 生成 1 氷. 生成 1 闇.

再起動

Rare · Skill · Defect

0

Shuffle ALL 自分の cards into 自分の 引く Pile. 引く 4 cards.

Refract

Uncommon · Attack · Defect

3

与える 9 damage twice. 生成 2 Glass.

Rocket Punch

Uncommon · Attack · Defect

2

与える 13 damage. 引く 1 card. When a ステータス card is created, reduce this card's cost to 0 this turn.

Scavenge

Uncommon · Skill · Defect

1

廃棄 a card. Next turn, gain .

削り取り

Uncommon · Attack · Defect

1

与える 7 damage. 引く 4 cards. 捨てる 全ての cards drawn this way that do not cost 0 .

Shadow Shield

Uncommon · Skill · Defect

2

獲得する 11 ブロック. 生成 1 闇.

Shatter

Rare · Attack · Defect

1

与える 11 damage to ALL 敵全体. 発動 全ての of 自分の オーブs.

Signal Boost

Rare · Skill · Defect

1

The next パワー you play is played an additional time.

読み取り

Uncommon · Skill · Defect

1

引く 3 cards.

Smokestack

Uncommon · Power · Defect

1

Whenever you create a ステータス, deal 5 damage to ALL 敵全体.

Spinner

Rare · Power · Defect

1

開始時 自分の turn, 生成 1 Glass.

Uncommon · Power · Defect

1

Whenever you play a パワー, 生成 1 雷.

ストライク

Basic · Attack · Defect

1

与える 6 damage.

Subroutine

Uncommon · Power · Defect

1

Whenever you play a パワー, gain .

両断

Uncommon · Attack · Defect

3

与える 24 damage. If this kills an 敵, gain .

Supercritical

Rare · Skill · Defect

0

獲得する .

掃射ビーム

Common · Attack · Defect

1

与える 6 damage to ALL 敵全体. 引く 1 card.

Synchronize

Uncommon · Skill · Defect

1

獲得する 2 集中力 this turn for each unique オーブ you have.

Synthesis

Uncommon · Attack · Defect

2

与える 12 damage. The next パワー you play コスト 0 .

テンペスト

Uncommon · Skill · Defect

0

生成 X 雷.

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Frequently Asked Questions

What is the best Defect deck archetype?

The Frost + Focus archetype with Defragment, Blizzard, and Glacier is widely considered the most reliable for high ascension. This build generates massive block through Frost orbs while Blizzard deals escalating damage. Alternatively, the Lightning + Electrodynamics build excels at area-of-effect damage and fast fights.

How does Focus work on the Defect?

Focus multiplies orb effectiveness. Each point of Focus adds 1 damage to Lightning orbs and 1 block to Frost orbs. At 0 Focus, a Lightning orb deals 3 damage; at 3 Focus, it deals 6 damage. Cards like Defragment (+1 Focus) and Biased Cognition (+4 Focus, then -1 per turn) are essential for scaling orb damage into the late game.

Should I take Claw on the Defect?

Claw is a controversial card. In dedicated Claw decks with multiple copies and Scrape/All For One for recursion, it can be extremely powerful — reaching 15+ damage per play. However, Claw requires deck commitment and doesn't scale well with Focus archetypes. It's a fun build-around, not a top-tier competitive choice.

What are the Defect's best rare cards?

Echo Form, Electrodynamics, and Biased Cognition are the Defect's top rare cards. Echo Form provides unmatched value in longer fights. Electrodynamics enables Lightning orb builds against multiple enemies. Biased Cognition offers enormous Focus scaling with a manageable downside that can be mitigated with Orange Pellets or Core Surge.

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