Catastrophe Skill

Is Catastrophe good in Slay the Spire 2?

Catastrophe is an uncommon Colorless skill in Slay the Spire 2. In combat it resolves as: Play random cards from your Draw Pile. It’s a dependable, middle-of-the-pack option, landing at C tier in our rankings.

Across 121 recorded runs, decks running it win 34.2% of the time, comfortably clear of the 13.8% average, by 20.3%. It’s a more selective pick, turning up in just 0.6% of decks that could run it. Offer data backs the pick — taken 2.5% of the time it is shown, with 32.1% for runs that took it against 29.0% for runs that did not, a +2.4% pick lift across 28 decided runs. Regent players keep it in 0.7% of their runs, so it’s a familiar sight in those decks. On average it shows up 1.1 times in the decks that take it.

It performs best next to Defend — together they post a +10.6% swing in win rate. It also has strong chemistry with the relic Bag of Marbles, which moves its win rate by +26.6%. At 2 energy, it’s upgraded in 50.7% of runs and usually joins the deck around floor 18.

Upgraded, it gains +1 Cards, which is why so many decks invest a rest-site upgrade in it. That’s 41 wins, 79 deaths, and 1 abandoned runs with it in the deck. The encounter that most often ends a run carrying it is Test Subject Boss, which closes out 6.6% of its appearances. Read on for Catastrophe’s complete synergy, class, and threat breakdown to decide whether it earns a slot in your Colorless run.

Pick or Skip: Catastrophe

Out of 1116 recorded offers Catastrophe is taken 2.5% of the time, and taking it is worth +2.4% in pick lift — 32.1% for runs that picked it against 29.0% for runs that skipped, across 28 decided runs.

Taken 28 times out of 1116 offers.

Pick rate when offered counts offers, not runs: out of every time the game put this in front of a player, how often it was taken. It is not the same number as the share of runs that end up containing it.

Pick lift is the sample-adjusted gap between runs that took the option and runs that passed on it. It is the fair way to rank choices, because raw win rates put the smallest samples on top.

When to Pick Up Catastrophe

Catastrophe is strongest when it joins the deck in Act 3, where runs win 76.9% across 27 runs — one of 3 recorded pickup windows.

Win rate of runs by the act Catastrophe entered the deck. Acts that have not reached the sample floor show their run count only.

Best Cards to Pair with Catastrophe

Ranked by win-rate lift, Catastrophe performs best alongside Defend (+10.6%), Venerate (+8.7%), and Dualcast (+8.1%).

Defend+10.6%20 runsVenerate+8.7%19 runsDualcast+8.1%17 runsFalling Star+7.2%20 runsStrike+3.9%20 runsAscender's Bane+3.4%72 runs

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

Catastrophe Win Rate by Class

Catastrophe is played across 5 classes, led by Regent (50.0%), Defect (36.4%), and Ironclad (31.3%) by win rate.

The Regent50.0%22 runsThe Defect36.4%22 runsThe Ironclad31.3%32 runsThe Necrobinder30.0%20 runsThe Silent25.0%25 runs

Best Relics for Catastrophe

Catastrophe pairs best with the relics Bag of Marbles (+26.6%), Blood Vial (+21.6%), and Strawberry (+21.3%), ranked by win-rate lift.

Bag of Marbles+26.6%18 runsBlood Vial+21.6%24 runsStrawberry+21.3%26 runsHorn Cleat+20.9%19 runsGorget+20.0%25 runsFestive Popper+19.6%29 runs

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

Catastrophe Card Details

Catastrophe is an uncommon skill costing 2 energy; it’s upgraded in 50.7% of runs and usually picked up by floor 18.

Play random cards from your Draw Pile.

Upgrade: +1 Cards

What Ends Runs with Catastrophe

Catastrophe’s most common run-enders are Test Subject Boss (6.6%), Kaiser Crab Boss (6.6%), and Aeonglass Boss (5.0%).

• Test Subject Boss6.6% of runs
• Kaiser Crab Boss6.6% of runs
• Aeonglass Boss5.0% of runs
• Infested Prisms Elite5.0% of runs
• Knowledge Demon Boss3.3% of runs

See Also

Compare Catastrophe with the rest of the best Slay the Spire 2 cards, relics, and classes below.