Bone TeaRelic
At the start of the next, Upgrade your starting hand.
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 D tier — rarely a run-defining grab.
Over 7 tracked runs the win rate of decks holding it sits at 14.3%, 1.7% ahead of the 12.6% all-run baseline. It sees lighter play, carried in only 1.4% of runs. It does its best work in the hands of the Necrobinder, who post a 100.0% win rate with it. Within Necrobinder runs specifically, it’s carried 0.6% of the time.
Its standout card pairing is Ascender's Bane, which lifts the relic’s win rate by +19.0% when both are in play. It also works nicely with Strike, good for a -14.3% win-rate change. It typically enters the deck near floor 14. As an event relic, how often it’s offered depends on its rarity tier.
Of the runs that carried it, 1 ended in victory while 6 fell to a defeat. See the best cards, class split, and threats below for the full read on whether Bone Tea is worth grabbing.
Bone Tea Win Rate & Pick Rate
At a 14.3% win rate, Bone Tea runs 1.7% ahead of the 12.6% all-run baseline — the bars below put the two side by side.
Run Outcomes with Bone Tea
Across the 7 runs that carried Bone Tea, 1 ended in a win and 6 in a loss — a 14.3% win share, counting abandons as losses.
- Wins 14.3%
- Losses 85.7%
Best Cards with Bone Tea
The cards that gain the most from carrying Bone Tea are Ascender's Bane (+19.0%), Strike (-14.3%), and Defend (-14.3%), each shown with its win-rate swing.
Based on small co-occurring samples — treat these as early signals, not final verdicts.
Bone Tea Win Rate by Class
Of the 4 classes that carry Bone Tea, it performs best with Necrobinder (100.0%), Regent (0.0%), and Ironclad (0.0%).
Bone Tea Details
Carried in 1.4% of runs, Bone Tea is an event relic typically acquired near floor 14.
At the start of the next, Upgrade your starting hand.
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Bone Tea – Frequently Asked Questions
Is Bone Tea good in Slay the Spire 2?
Across 7 tracked runs carrying it, Bone Tea wins 14.3% of the time — +1.7% above the average run. Win rate reflects how often runs with the relic end in victory.
What does Bone Tea do in Slay the Spire 2?
At the start of the next, Upgrade your starting hand.
How rare is Bone Tea in Slay the Spire 2?
Bone Tea is an Event relic, picked up in 1.4% of tracked runs.
What is the best card to use with Bone Tea?
In tracked runs, Bone Tea has performed best alongside Ascender's Bane, which lifts its win rate by +19.0% over 3 runs together.
Which class is Bone Tea best in?
Bone Tea has its highest win rate with The Necrobinder (100.0%).
See Also
Keep exploring Slay the Spire 2 tier lists and stats below.