Bubble Bubble•Skill

Is Bubble Bubble good in Slay the Spire 2?

In Slay the Spire 2, Bubble Bubble is an uncommon skill from the Silent card pool. Its effect: If the enemy has Poison, apply 9 Poison. The data flags it as a weaker pick, settling at D tier — usually one to pass on unless your deck specifically wants it.

Over 72 tracked runs its win rate sits at 28.1%, 9.2% ahead of the 18.9% all-deck baseline. It sees niche play, included in only 1.9% of eligible runs. Within Silent runs it’s drafted 7.3% of the time, making it a regular part of that class’s decks. Decks that include it run about 1.1 copies on average.

Its standout pairing so far is Dagger Throw, which lifts its win rate by +17.3% when the two share a deck. On the relic side, Gorget is its standout companion, worth a +29.4% win-rate swing alongside it. It costs 1 energy, gets upgraded 29.5% of the time, and tends to be picked up near floor 14.

Upgrading the card adds +3 Poison to its stat line. Of the runs that drafted it, 18 ended in victory against 46 deaths and 8 abandons. Its most common run-ender is Queen Boss, finishing 8.3% of the runs it shows up in. See the synergies, class split, and threats below for the full picture of where Bubble Bubble fits a Silent deck.

Best Cards to Pair with Bubble Bubble

Bubble Bubble’s strongest card pairings so far are Dagger Throw (+17.3%), Shadowmeld (+16.6%), and Footwork (+16.5%), each shown with the win-rate lift it adds.

Dagger Throw+17.3%18 runsShadowmeld+16.6%3 runsFootwork+16.5%12 runsBurst+14.4%6 runsTactician+13.8%11 runsPiercing Wail+13.5%19 runs

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

Bubble Bubble Win Rate by Class

Exclusive to the Silent, Bubble Bubble posts a 28.1% win rate over 72 tracked runs.

The Silentappears in 7.3% of its runs (72 tracked)

Best Relics for Bubble Bubble

The relics that swing Bubble Bubble’s win rate the most are Gorget (+29.4%), Blood Vial (+21.1%), and Centennial Puzzle (+21.0%), with each lift shown.

Gorget+29.4%14 runsBlood Vial+21.1%14 runsCentennial Puzzle+21.0%12 runsHappy Flower+20.9%10 runsLasting Candy+20.7%6 runsSturdy Clamp+20.5%4 runs

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

Bubble Bubble Card Details

A 1-energy uncommon skill, Bubble Bubble is upgraded 29.5% of the time and tends to enter the deck around floor 14.

If the enemy has Poison, apply 9 Poison.

Upgrade: +3 Poison

What Ends Runs with Bubble Bubble

Runs holding Bubble Bubble end most often against Queen Boss (8.3%), The Insatiable Boss (4.2%), and Knowledge Demon Boss (4.2%) — the share of its runs each accounts for is shown.

• Queen Boss8.3% of runs
• The Insatiable Boss4.2% of runs
• Knowledge Demon Boss4.2% of runs
• Infested Prisms Elite2.8% of runs
• Entomancer Elite2.8% of runs

See Also

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