Big Bang•Skill

Is Big Bang good in Slay the Spire 2?

In Slay the Spire 2, Big Bang is a rare skill from the Regent card pool. Its effect: Draw cards. Gain Energy. Gain Stars. Forge. Right now it’s a premium pick that sits at S tier — one of the better cards you can add to a deck this run.

Over 76 tracked runs its win rate sits at 40.0%, 21.1% ahead of the 18.9% all-deck baseline. It sees niche play, included in only 2.0% of eligible runs. Within Necrobinder runs it’s drafted 0.1% of the time, making it a regular part of that class’s decks. Decks that include it run about 1.3 copies on average.

Its standout pairing so far is Royal Gamble, which lifts its win rate by +17.1% when the two share a deck. On the relic side, Lantern is its standout companion, worth a +28.4% win-rate swing alongside it. It costs 0 energy, gets upgraded 62.1% of the time, and tends to be picked up near floor 16.

Of the runs that drafted it, 28 ended in victory against 42 deaths and 6 abandons. Its most common run-ender is Knowledge Demon Boss, finishing 6.6% of the runs it shows up in. See the synergies, class split, and threats below for the full picture of where Big Bang fits a Regent deck.

Best Cards to Pair with Big Bang

Big Bang’s strongest card pairings so far are Royal Gamble (+17.1%), The Smith (+17.1%), and Heirloom Hammer (+16.3%), each shown with the win-rate lift it adds.

Royal Gamble+17.1%13 runsThe Smith+17.1%11 runsHeirloom Hammer+16.3%6 runsStardust+16.0%16 runsDebt+13.8%3 runsHammer Time+13.8%3 runs

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

Big Bang Win Rate by Class

Of the 2 classes that draft Big Bang, it performs best with Necrobinder (100.0%) and Regent (39.1%).

The Necrobinder100.0%1 runsThe Regent39.1%75 runs

Best Relics for Big Bang

The relics that swing Big Bang’s win rate the most are Lantern (+28.4%), Vajra (+23.6%), and Planisphere (+22.5%), with each lift shown.

Lantern+28.4%10 runsVajra+23.6%12 runsPlanisphere+22.5%6 runsHorn Cleat+20.9%14 runsWhetstone+20.9%14 runsAnchor+20.0%15 runs

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

Big Bang Card Details

A 0-energy rare skill, Big Bang is upgraded 62.1% of the time and tends to enter the deck around floor 16.

Draw cards. Gain Energy. Gain Stars. Forge.

What Ends Runs with Big Bang

Runs holding Big Bang end most often against Knowledge Demon Boss (6.6%), Decimillipede Elite (6.6%), and Test Subject Boss (5.3%) — the share of its runs each accounts for is shown.

• Knowledge Demon Boss6.6% of runs
• Decimillipede Elite6.6% of runs
• Test Subject Boss5.3% of runs
• Kaiser Crab Boss3.9% of runs
• Queen Boss3.9% of runs

See Also

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