Sword of Stone•Relic

Is Sword of Stone good in Slay the Spire 2?

In Slay the Spire 2, Sword of Stone is an event relic you can pick up on your climb. Its effect: Transforms into a powerful Relic after defeating Elites. The data marks it as a weaker relic, settling at F tier — rarely a run-defining grab.

Over 269 tracked runs the win rate of decks holding it sits at 4.7%, 14.3% short of the 18.9% all-run baseline. It sees lighter play, carried in only 7.1% of runs. It does its best work in the hands of the Defect, who post a 13.3% win rate with it. Within Defect runs specifically, it’s carried 5.8% of the time.

Its standout card pairing is All for One, which lifts the relic’s win rate by +62.0% when both are in play. It also works nicely with Mad Science, good for a +45.3% win-rate change. It typically enters the deck near floor 7. As an event relic, how often it’s offered depends on its rarity tier.

Of the runs that carried it, 11 ended in victory while 225 fell to a defeat. Its most common run-ender is Knowledge Demon Boss, finishing 5.6% of the runs it appears in. See the best cards, class split, and threats below for the full read on whether Sword of Stone is worth grabbing.

Best Cards with Sword of Stone

The cards that gain the most from carrying Sword of Stone are All for One (+62.0%), Mad Science (+45.3%), and Snakebite (+45.3%), each shown with its win-rate swing.

All for One+62.0%3 runsMad Science+45.3%4 runsSnakebite+45.3%4 runsAbrasive+45.3%5 runsCold Snap+45.3%5 runsFinesse+45.3%4 runs

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

Sword of Stone Win Rate by Class

Of the 5 classes that carry Sword of Stone, it performs best with Defect (13.3%), Silent (7.1%), and Ironclad (2.4%).

The Defect13.3%34 runsThe Silent7.1%64 runsThe Ironclad2.4%51 runsThe Regent1.9%59 runsThe Necrobinder1.8%61 runs

Sword of Stone Details

Carried in 7.1% of runs, Sword of Stone is an event relic typically acquired near floor 7.

Transforms into a powerful Relic after defeating Elites.

What Ends Runs with Sword of Stone

Runs carrying Sword of Stone end most often against Knowledge Demon Boss (5.6%), The Kin Boss (5.6%), and Infested Prisms Elite (4.8%) — the share of its runs each accounts for is shown.

• Knowledge Demon Boss5.6% of runs
• The Kin Boss5.6% of runs
• Infested Prisms Elite4.8% of runs
• Entomancer Elite4.8% of runs
• Waterfall Giant Boss4.5% of runs

See Also

Keep exploring Slay the Spire 2 tier lists and stats below.