Squash•Attack

Is Squash good in Slay the Spire 2?

In Slay the Spire 2, Squash is an event attack from the Event card pool. Its effect: Deal 10 damage. Apply 2 Vulnerable. 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 87 tracked runs its win rate sits at 43.8%, 24.8% ahead of the 18.9% all-deck baseline. It sees niche play, included in only 2.3% of eligible runs. Within Necrobinder runs it’s drafted 1.9% 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 Spur, which lifts its win rate by +16.1% when the two share a deck. On the relic side, Happy Flower is its standout companion, worth a +33.8% win-rate swing alongside it. It costs 1 energy, gets upgraded 9.7% of the time, and tends to be picked up near floor 24.

Upgrading the card adds +2 Damage, +1 Vulnerable to its stat line. Of the runs that drafted it, 35 ended in victory against 45 deaths and 7 abandons. Its most common run-ender is Knowledge Demon Boss, finishing 5.7% of the runs it shows up in. See the synergies, class split, and threats below for the full picture of where Squash fits a Event deck.

Best Cards to Pair with Squash

Squash’s strongest card pairings so far are Spur (+16.1%), Enfeebling Touch (+14.8%), and Grave Warden (+14.8%), each shown with the win-rate lift it adds.

Spur+16.1%4 runsEnfeebling Touch+14.8%6 runsGrave Warden+14.8%7 runsBlur+14.8%7 runsCrush Under+13.0%3 runsStorm+13.0%3 runs

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

Squash Win Rate by Class

Of the 5 classes that draft Squash, it performs best with Necrobinder (60.0%), Regent (45.5%), and Defect (41.2%).

The Necrobinder60.0%16 runsThe Regent45.5%12 runsThe Defect41.2%20 runsThe Silent39.1%25 runsThe Ironclad35.7%14 runs

Best Relics for Squash

The relics that swing Squash’s win rate the most are Happy Flower (+33.8%), Lantern (+23.1%), and Gorget (+22.1%), with each lift shown.

Happy Flower+33.8%18 runsLantern+23.1%20 runsGorget+22.1%26 runsWhetstone+20.3%15 runsCentennial Puzzle+19.6%20 runsSignet Ring+18.8%5 runs

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

Squash Card Details

A 1-energy event attack, Squash is upgraded 9.7% of the time and tends to enter the deck around floor 24.

Deal 10 damage. Apply 2 Vulnerable.

Upgrade: +2 Damage, +1 Vulnerable

What Ends Runs with Squash

Runs holding Squash end most often against Knowledge Demon Boss (5.7%), Test Subject Boss (5.7%), and Kaiser Crab Boss (5.7%) — the share of its runs each accounts for is shown.

• Knowledge Demon Boss5.7% of runs
• Test Subject Boss5.7% of runs
• Kaiser Crab Boss5.7% of runs
• Decimillipede Elite5.7% of runs
• The Insatiable Boss4.6% of runs

See Also

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