Bone Tea•Relic

Is Bone Tea good in Slay the Spire 2?

In Slay the Spire 2, Bone Tea is an event relic you can pick up on your climb. Its effect: At the start of the next, Upgrade your starting hand. The data marks it as a weaker relic, settling at F tier — rarely a run-defining grab.

Over 82 tracked runs the win rate of decks holding it sits at 25.7%, 6.7% ahead of the 18.9% all-run baseline. It sees lighter play, carried in only 2.2% of runs. It does its best work in the hands of the Necrobinder, who post a 33.3% win rate with it. Within Necrobinder runs specifically, it’s carried 1.6% of the time.

Its standout card pairing is Thunderclap, which lifts the relic’s win rate by +74.3% when both are in play. It also works nicely with Time's Up, good for a +74.3% win-rate change. It typically enters the deck near floor 17. As an event relic, how often it’s offered depends on its rarity tier.

Of the runs that carried it, 19 ended in victory while 55 fell to a defeat. Its most common run-ender is Decimillipede Elite, finishing 7.3% of the runs it appears in. See the best cards, class split, and threats below for the full read on whether Bone Tea is worth grabbing.

Best Cards with Bone Tea

The cards that gain the most from carrying Bone Tea are Thunderclap (+74.3%), Time's Up (+74.3%), and Machine Learning (+74.3%), each shown with its win-rate swing.

Thunderclap+74.3%3 runsTime's Up+74.3%3 runsMachine Learning+74.3%3 runsGlacier+74.3%3 runsDeath's Door+54.3%5 runsKnow Thy Place+49.3%6 runs

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

Bone Tea Win Rate by Class

Of the 5 classes that carry Bone Tea, it performs best with Necrobinder (33.3%), Defect (33.3%), and Regent (29.4%).

The Necrobinder33.3%13 runsThe Defect33.3%11 runsThe Regent29.4%19 runsThe Ironclad26.3%20 runsThe Silent11.8%19 runs

Bone Tea Details

Carried in 2.2% of runs, Bone Tea is an event relic typically acquired near floor 17.

At the start of the next, Upgrade your starting hand.

What Ends Runs with Bone Tea

Runs carrying Bone Tea end most often against Decimillipede Elite (7.3%), Knowledge Demon Boss (7.3%), and Entomancer Elite (4.9%) — the share of its runs each accounts for is shown.

• Decimillipede Elite7.3% of runs
• Knowledge Demon Boss7.3% of runs
• Entomancer Elite4.9% of runs
• Vantom Boss3.7% of runs
• The Kin Boss3.7% of runs

See Also

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