Thrash•Attack

Is Thrash good in Slay the Spire 2?

Thrash is a rare Ironclad attack in Slay the Spire 2. In combat it resolves as: Deal 4 damage twice. Exhaust a random Attack in your Hand and add its damage to this card. It currently underperforms most alternatives, sitting at D tier in our Slay the Spire 2 card rankings.

Across 50 recorded runs, decks running it win 25.5% of the time, comfortably clear of the 19.0% average, by 6.6%. It’s a more selective pick, turning up in just 1.3% of decks that could run it. Ironclad players keep it in 7.1% of their runs, so it’s a familiar sight in those decks. On average it shows up 1.1 times in the decks that take it.

It performs best next to Pommel Strike — together they post a +15.0% swing in win rate. It also has strong chemistry with the relic Razor Tooth, which moves its win rate by +18.2%. At 1 energy, it’s upgraded in 29.6% of runs and usually joins the deck around floor 19.

Upgraded, it gains +2 Damage, which is why so many decks invest a rest-site upgrade in it. That’s 12 wins, 35 deaths, and 3 abandoned runs with it in the deck. The encounter that most often ends a run carrying it is Test Subject Boss, which closes out 14.0% of its appearances. Read on for Thrash’s complete synergy, class, and threat breakdown to decide whether it earns a slot in your Ironclad run.

Best Cards to Pair with Thrash

Ranked by win-rate lift, Thrash performs best alongside Pommel Strike (+15.0%), Spite (+14.1%), and Bully (+13.0%).

Pommel Strike+15.0%21 runsSpite+14.1%5 runsBully+13.0%7 runsCruelty+13.0%7 runsDominate+10.9%11 runsVicious+10.9%8 runs

Based on small co-occurring samples — treat these as early signals, not final verdicts.

Thrash Win Rate by Class

Thrash is drafted only by the Ironclad, where it holds a 25.5% win rate across 50 runs.

The Ironcladappears in 7.1% of its runs (50 tracked)

Best Relics for Thrash

Thrash pairs best with the relics Razor Tooth (+18.2%), Centennial Puzzle (+15.2%), and Bag of Preparation (+14.2%), ranked by win-rate lift.

Razor Tooth+18.2%5 runsCentennial Puzzle+15.2%11 runsBag of Preparation+14.2%9 runsLizard Tail+14.1%5 runsPear+14.1%4 runsStrawberry+13.0%7 runs

Based on small co-occurring samples — treat these as early signals, not final verdicts.

Thrash Card Details

Thrash is a rare attack costing 1 energy; it’s upgraded in 29.6% of runs and usually picked up by floor 19.

Deal 4 damage twice. Exhaust a random Attack in your Hand and add its damage to this card.

Upgrade: +2 Damage

What Ends Runs with Thrash

Thrash’s most common run-enders are Test Subject Boss (14.0%), Queen Boss (6.0%), and The Insatiable Boss (6.0%).

• Test Subject Boss14.0% of runs
• Queen Boss6.0% of runs
• The Insatiable Boss6.0% of runs
• Doormaker Boss4.0% of runs
• Decimillipede Elite4.0% of runs

See Also

Compare Thrash with the rest of the best Slay the Spire 2 cards, relics, and classes below.