Armaments•Skill

Is Armaments good in Slay the Spire 2?

Armaments is a common Ironclad skill in Slay the Spire 2. In combat it resolves as: Gain 5 Block. Upgrade a card in your Hand. It currently underperforms most alternatives, sitting at D tier in our Slay the Spire 2 card rankings.

Across 183 recorded runs, decks running it win 23.5% of the time, comfortably clear of the 19.0% average, by 4.5%. It’s a more selective pick, turning up in just 4.8% of decks that could run it. Regent players keep it in 0.1% of their runs, so it’s a familiar sight in those decks. On average it shows up 1.2 times in the decks that take it.

It performs best next to Juggling — together they post a +23.6% swing in win rate. It also has strong chemistry with the relic Jeweled Mask, which moves its win rate by +23.3%. At 1 energy, it’s upgraded in 48.2% of runs and usually joins the deck around floor 13.

That’s 38 wins, 124 deaths, and 21 abandoned runs with it in the deck. The encounter that most often ends a run carrying it is Knowledge Demon Boss, which closes out 7.7% of its appearances. Read on for Armaments’s complete synergy, class, and threat breakdown to decide whether it earns a slot in your Ironclad run.

Best Cards to Pair with Armaments

Ranked by win-rate lift, Armaments performs best alongside Juggling (+23.6%), Believe in You (+21.9%), and Doubt (+18.9%).

Juggling+23.6%13 runsBelieve in You+21.9%4 runsDoubt+18.9%5 runsMayhem+18.9%5 runsDemonic Shield+18.3%10 runsCrimson Mantle+17.7%23 runs

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

Armaments Win Rate by Class

Armaments is played across 2 classes, led by Regent (100.0%) and Ironclad (23.0%) by win rate.

The Regent100.0%1 runsThe Ironclad23.0%182 runs

Best Relics for Armaments

Armaments pairs best with the relics Jeweled Mask (+23.3%), Strawberry (+23.0%), and Anchor (+22.2%), ranked by win-rate lift.

Jeweled Mask+23.3%10 runsStrawberry+23.0%24 runsAnchor+22.2%28 runsKifuda+21.9%4 runsMango???+21.9%4 runsRipple Basin+20.5%9 runs

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

Armaments Card Details

Armaments is a common skill costing 1 energy; it’s upgraded in 48.2% of runs and usually picked up by floor 13.

Gain 5 Block. Upgrade a card in your Hand.

What Ends Runs with Armaments

Armaments’s most common run-enders are Knowledge Demon Boss (7.7%), The Insatiable Boss (4.9%), and Test Subject Boss (4.9%).

• Knowledge Demon Boss7.7% of runs
• The Insatiable Boss4.9% of runs
• Test Subject Boss4.9% of runs
• Decimillipede Elite4.9% of runs
• Infested Prisms Elite3.8% of runs

See Also

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