Ascender's Bane•Curse

Is Ascender's Bane good in Slay the Spire 2?

In Slay the Spire 2, Ascender's Bane is a curse curse from the Curse card pool. The data flags it as a weaker pick, settling at D tier — usually one to pass on unless your deck specifically wants it.

Over 344 tracked runs its win rate sits at 9.4%, 3.3% short of the 12.6% all-deck baseline. Players reach for it often — it shows up in 66.3% of runs that can take it. Within Ironclad runs it’s drafted 20.4% of the time, making it a regular part of that class’s decks. Decks that include it run about 1.0 copies on average.

Its standout pairing so far is Assassinate, which lifts its win rate by +90.6% when the two share a deck. On the relic side, Fragrant Mushroom is its standout companion, worth a +90.6% win-rate swing alongside it. It costs - energy, gets upgraded 0.0% of the time, and tends to be picked up near floor 1.

Of the runs that drafted it, 25 ended in victory against 242 deaths and 77 abandons. Its most common run-ender is Terror Eel Elite, finishing 6.4% of the runs it shows up in. See the synergies, class split, and threats below for the full picture of where Ascender's Bane fits a Curse deck.

Best Cards to Pair with Ascender's Bane

Ascender's Bane’s strongest card pairings so far are Assassinate (+90.6%), Pinpoint (+90.6%), and Exterminate (+90.6%), each shown with the win-rate lift it adds.

Assassinate+90.6%3 runsPinpoint+90.6%3 runsExterminate+90.6%3 runsTools of the Trade+65.6%7 runsDevour Life+65.6%4 runsEternal Armor+65.6%5 runs

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

Ascender's Bane Win Rate by Class

Of the 5 classes that draft Ascender's Bane, it performs best with Ironclad (33.3%), Defect (22.2%), and Silent (11.4%).

The Ironclad33.3%10 runsThe Defect22.2%9 runsThe Silent11.4%63 runsThe Necrobinder8.8%130 runsThe Regent6.3%132 runs

Best Relics for Ascender's Bane

The relics that swing Ascender's Bane’s win rate the most are Fragrant Mushroom (+90.6%), Unceasing Top (+90.6%), and Kunai (+65.6%), with each lift shown.

Fragrant Mushroom+90.6%6 runsUnceasing Top+90.6%4 runsKunai+65.6%5 runsLooming Fruit+65.6%4 runsFunerary Mask+57.3%3 runsGlitter+57.3%3 runs

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

Ascender's Bane Card Details

A --energy curse curse, Ascender's Bane is upgraded 0.0% of the time and tends to enter the deck around floor 1.

What Ends Runs with Ascender's Bane

Runs holding Ascender's Bane end most often against Terror Eel Elite (6.4%), Phrog Parasite Elite (5.5%), and Bygone Effigy Elite (4.4%) — the share of its runs each accounts for is shown.

• Terror Eel Elite6.4% of runs
• Phrog Parasite Elite5.5% of runs
• Bygone Effigy Elite4.4% of runs
• Vantom Boss4.4% of runs
• Skulking Colony Elite4.4% of runs

See Also

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