Lava LampRelic
At the end of combat, Upgrade all card rewards if you took no damage.
Is Lava Lamp good in Slay the Spire 2?
In Slay the Spire 2, Lava Lamp is a shop relic you can pick up on your climb. Its effect: At the end of combat, Upgrade all card rewards if you took no damage. The data marks it as a weaker relic, settling at F tier — rarely a run-defining grab.
Over 34 tracked runs the win rate of decks holding it sits at 27.6%, 8.6% ahead of the 18.9% all-run baseline. It sees lighter play, carried in only 0.9% of runs. It does its best work in the hands of the Silent, who post a 60.0% win rate with it. Within Silent runs specifically, it’s carried 0.5% of the time.
Its standout card pairing is Piercing Wail, which lifts the relic’s win rate by +47.4% when both are in play. It also works nicely with Calculated Gamble, good for a +39.1% win-rate change. It typically enters the deck near floor 20. As a shop relic, how often it’s offered depends on its rarity tier.
Of the runs that carried it, 8 ended in victory while 21 fell to a defeat. Its most common run-ender is Queen Boss, finishing 11.8% of the runs it appears in. See the best cards, class split, and threats below for the full read on whether Lava Lamp is worth grabbing.
Lava Lamp Win Rate & Pick Rate
At a 27.6% win rate, Lava Lamp runs 8.6% ahead of the 18.9% all-run baseline — the bars below put the two side by side.
Run Outcomes with Lava Lamp
Across the 34 runs that carried Lava Lamp, 8 ended in a win and 26 in a loss — a 23.5% win share, counting abandons as losses.
- Wins 23.5%
- Losses 76.5%
Best Cards with Lava Lamp
The cards that gain the most from carrying Lava Lamp are Piercing Wail (+47.4%), Calculated Gamble (+39.1%), and Putrefy (+39.1%), each shown with its win-rate swing.
Based on small co-occurring samples — treat these as early signals, not final verdicts.
Lava Lamp Win Rate by Class
Of the 5 classes that carry Lava Lamp, it performs best with Silent (60.0%), Necrobinder (40.0%), and Ironclad (25.0%).
Lava Lamp Details
Carried in 0.9% of runs, Lava Lamp is a shop relic typically acquired near floor 20.
At the end of combat, Upgrade all card rewards if you took no damage.
What Ends Runs with Lava Lamp
Runs carrying Lava Lamp end most often against Queen Boss (11.8%), Vantom Boss (8.8%), and Kaiser Crab Boss (8.8%) — the share of its runs each accounts for is shown.
- Queen Boss11.8% of runs
- Vantom Boss8.8% of runs
- Kaiser Crab Boss8.8% of runs
- Aeonglass Boss8.8% of runs
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Lava Lamp – Frequently Asked Questions
Is Lava Lamp good in Slay the Spire 2?
Across 34 tracked runs carrying it, Lava Lamp wins 27.6% of the time — +8.6% above the average run. Win rate reflects how often runs with the relic end in victory.
What does Lava Lamp do in Slay the Spire 2?
At the end of combat, Upgrade all card rewards if you took no damage.
How rare is Lava Lamp in Slay the Spire 2?
Lava Lamp is a Shop relic, picked up in 0.9% of tracked runs.
What is the best card to use with Lava Lamp?
In tracked runs, Lava Lamp has performed best alongside Piercing Wail, which lifts its win rate by +47.4% over 4 runs together.
Which class is Lava Lamp best in?
Lava Lamp has its highest win rate with The Silent (60.0%).
See Also
Keep exploring Slay the Spire 2 tier lists and stats below.