Infernal BladeSkill
Add a random Attack into your Hand. It's free to play this turn.
Is Infernal Blade good in Slay the Spire 2?
Infernal Blade is an uncommon Ironclad skill in Slay the Spire 2. In combat it resolves as: Add a random Attack into your Hand. It's free to play this turn. It ranks among the strongest cards its class can draft right now, earning a spot at B tier in our Slay the Spire 2 card tier list.
Across 7 recorded runs, decks running it win 33.3% of the time, comfortably clear of the 12.6% average, by 20.7%. It’s a more selective pick, turning up in just 1.4% of decks that could run it. Regent players keep it in 0.6% 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 Greed — together they post a +33.3% swing in win rate. It also has strong chemistry with the relic Burning Blood, which moves its win rate by -8.3%. At 1 energy, it’s upgraded in 75.0% of runs and usually joins the deck around floor 12.
Upgraded, it gains -1 EnergyCost, which is why so many decks invest a rest-site upgrade in it. That’s 2 wins, 4 deaths, and 1 abandoned runs with it in the deck. Read on for Infernal Blade’s complete synergy, class, and threat breakdown to decide whether it earns a slot in your Ironclad run.
Infernal Blade Win Rate & Pick Rate
Infernal Blade’s 33.3% win rate clears the 12.6% all-deck average by 20.7%, the gap charted below.
Run Outcomes with Infernal Blade
Infernal Blade has 2 wins and 5 losses over 7 tracked runs (28.6% won); abandoned runs count as losses.
- Wins 28.6%
- Losses 71.4%
Best Relics for Infernal Blade
Infernal Blade pairs best with the relics Burning Blood (-8.3%) and Vajra (-33.3%), ranked by win-rate lift.
Based on small co-occurring samples — treat these as early signals, not final verdicts.
Infernal Blade Card Details
Infernal Blade is an uncommon skill costing 1 energy; it’s upgraded in 75.0% of runs and usually picked up by floor 12.
Add a random Attack into your Hand. It's free to play this turn.
Upgrade: -1 EnergyCost
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Infernal Blade – Frequently Asked Questions
Is Infernal Blade good in Slay the Spire 2?
Across 7 tracked runs, Infernal Blade has a 33.3% win rate — +20.7% above the average deck. Win rate reflects how often runs that include the card end in victory.
What does Infernal Blade do in Slay the Spire 2?
Infernal Blade costs 1 energy. Add a random Attack into your Hand. It's free to play this turn.
What class is Infernal Blade in Slay the Spire 2?
Infernal Blade is an Uncommon Ironclad Skill.
Is Infernal Blade worth upgrading in Slay the Spire 2?
Players upgrade Infernal Blade in 75.0% of runs. Upgrading it grants -1 EnergyCost.
What is the best relic for Infernal Blade?
In tracked runs, Infernal Blade has performed best alongside Burning Blood, which lifts its win rate by -8.3% over 5 runs together.
See Also
Compare Infernal Blade with the rest of the best Slay the Spire 2 cards, relics, and classes below.