Feral•Power

Is Feral good in Slay the Spire 2?

Feral is an uncommon Defect power in Slay the Spire 2. In combat it resolves as: The first time times} you play a 0-cost Attack each turn, return it to your Hand. It’s a dependable, middle-of-the-pack option, landing at C tier in our rankings.

Across 65 recorded runs, decks running it win 29.8% of the time, comfortably clear of the 19.0% average, by 10.9%. It’s a more selective pick, turning up in just 1.7% of decks that could run it. Silent players keep it in 0.1% of their runs, so it’s a familiar sight in those decks. On average it shows up 1.3 times in the decks that take it.

It performs best next to Echo Form — together they post a +17.4% swing in win rate. It also has strong chemistry with the relic Data Disk, which moves its win rate by +25.1%. At 2 energy, it’s upgraded in 37.0% of runs and usually joins the deck around floor 14.

Upgraded, it gains -1 EnergyCost, which is why so many decks invest a rest-site upgrade in it. That’s 17 wins, 40 deaths, and 8 abandoned runs with it in the deck. The encounter that most often ends a run carrying it is Kaiser Crab Boss, which closes out 9.2% of its appearances. Read on for Feral’s complete synergy, class, and threat breakdown to decide whether it earns a slot in your Defect run.

Best Cards to Pair with Feral

Ranked by win-rate lift, Feral performs best alongside Echo Form (+17.4%), Bulk Up (+17.1%), and Capacitor (+16.5%).

Echo Form+17.4%10 runsBulk Up+17.1%8 runsCapacitor+16.5%21 runsDecay+16.2%3 runsHologram+15.6%25 runsMachine Learning+13.8%7 runs

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

Feral Win Rate by Class

Feral is played across 2 classes, led by Silent (100.0%) and Defect (28.6%) by win rate.

The Silent100.0%1 runsThe Defect28.6%64 runs

Best Relics for Feral

Feral pairs best with the relics Data Disk (+25.1%), Tiny Mailbox (+23.4%), and Lasting Candy (+23.0%), ranked by win-rate lift.

Data Disk+25.1%11 runsTiny Mailbox+23.4%5 runsLasting Candy+23.0%7 runsArt of War+20.1%6 runsLetter Opener+17.1%7 runsStrawberry+16.7%6 runs

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

Feral Card Details

Feral is an uncommon power costing 2 energy; it’s upgraded in 37.0% of runs and usually picked up by floor 14.

The first time times} you play a 0-cost Attack each turn, return it to your Hand.

Upgrade: -1 EnergyCost

What Ends Runs with Feral

Feral’s most common run-enders are Kaiser Crab Boss (9.2%), Queen Boss (7.7%), and Decimillipede Elite (6.2%).

• Kaiser Crab Boss9.2% of runs
• Queen Boss7.7% of runs
• Decimillipede Elite6.2% of runs
• Aeonglass Boss3.1% of runs
• Entomancer Elite3.1% of runs

See Also

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