Howl from Beyond•Attack

Is Howl from Beyond good in Slay the Spire 2?

In Slay the Spire 2, Howl from Beyond is an uncommon attack from the Ironclad card pool. Its effect: Deal 16 damage to ALL enemies. At the start of your turn, if this is in your Exhaust Pile, play it. The data flags it as a weaker pick, settling at F tier — usually one to pass on unless your deck specifically wants it.

Over 60 tracked runs its win rate sits at 17.9%, 1.1% short of the 18.9% all-deck baseline. It sees niche play, included in only 1.6% of eligible runs. Within Ironclad runs it’s drafted 8.5% 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 Demonic Shield, which lifts its win rate by +16.3% when the two share a deck. On the relic side, Bag of Preparation is its standout companion, worth a +19.8% win-rate swing alongside it. It costs 3 energy, gets upgraded 23.9% of the time, and tends to be picked up near floor 14.

Upgrading the card adds +5 Damage to its stat line. Of the runs that drafted it, 10 ended in victory against 46 deaths and 4 abandons. Its most common run-ender is Knowledge Demon Boss, finishing 11.7% of the runs it shows up in. See the synergies, class split, and threats below for the full picture of where Howl from Beyond fits a Ironclad deck.

Best Cards to Pair with Howl from Beyond

Howl from Beyond’s strongest card pairings so far are Demonic Shield (+16.3%), Pillage (+13.0%), and Offering (+12.1%), each shown with the win-rate lift it adds.

Demonic Shield+16.3%4 runsPillage+13.0%13 runsOffering+12.1%6 runsDemon Form+12.1%7 runsIron Wave+11.6%13 runsDoubt+11.3%3 runs

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

Howl from Beyond Win Rate by Class

Exclusive to the Ironclad, Howl from Beyond posts a 17.9% win rate over 60 tracked runs.

The Ironcladappears in 8.5% of its runs (60 tracked)

Best Relics for Howl from Beyond

The relics that swing Howl from Beyond’s win rate the most are Bag of Preparation (+19.8%), Happy Flower (+18.3%), and Fragrant Mushroom (+16.3%), with each lift shown.

Bag of Preparation+19.8%8 runsHappy Flower+18.3%6 runsFragrant Mushroom+16.3%4 runsOrnamental Fan+16.2%7 runsTiny Mailbox+14.1%5 runsStrawberry+14.1%8 runs

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

Howl from Beyond Card Details

A 3-energy uncommon attack, Howl from Beyond is upgraded 23.9% of the time and tends to enter the deck around floor 14.

Deal 16 damage to ALL enemies. At the start of your turn, if this is in your Exhaust Pile, play it.

Upgrade: +5 Damage

What Ends Runs with Howl from Beyond

Runs holding Howl from Beyond end most often against Knowledge Demon Boss (11.7%), Test Subject Boss (11.7%), and Ceremonial Beast Boss (8.3%) — the share of its runs each accounts for is shown.

• Knowledge Demon Boss11.7% of runs
• Test Subject Boss11.7% of runs
• Ceremonial Beast Boss8.3% of runs
• Terror Eel Elite3.3% of runs
• The Kin Boss3.3% of runs

See Also

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