Festive Popper•Relic

Is Festive Popper good in Slay the Spire 2?

In Slay the Spire 2, Festive Popper is a common relic you can pick up on your climb. Its effect: At the start of each combat, deal damage to ALL enemies. Performance-wise it’s a steady, unspectacular pick rated C tier overall.

Over 40 tracked runs the win rate of decks holding it sits at 42.9%, 30.8% ahead of the 12.0% all-run baseline. It sees lighter play, carried in only 7.0% of runs. It does its best work in the hands of the Ironclad, who post a 66.7% win rate with it. Within Ironclad runs specifically, it’s carried 5.8% of the time.

Its standout card pairing is Call of the Void, which lifts the relic’s win rate by +57.1% when both are in play. It also works nicely with Eternal Armor, good for a +57.1% win-rate change. It typically enters the deck near floor 17. As a common relic, how often it’s offered depends on its rarity tier.

Of the runs that carried it, 15 ended in victory while 20 fell to a defeat. Its most common run-ender is Knowledge Demon Boss, finishing 7.5% of the runs it appears in. See the best cards, class split, and threats below for the full read on whether Festive Popper is worth grabbing.

Best Cards with Festive Popper

The cards that gain the most from carrying Festive Popper are Call of the Void (+57.1%), Eternal Armor (+57.1%), and Demesne (+57.1%), each shown with its win-rate swing.

Call of the Void+57.1%3 runsEternal Armor+57.1%3 runsDemesne+57.1%3 runsGreed+37.1%5 runsCapture Spirit+32.1%4 runsBlight Strike+32.1%4 runs

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

Festive Popper Win Rate by Class

Of the 4 classes that carry Festive Popper, it performs best with Ironclad (66.7%), Silent (42.9%), and Necrobinder (40.0%).

The Ironclad66.7%3 runsThe Silent42.9%11 runsThe Necrobinder40.0%16 runsThe Regent40.0%10 runs

Festive Popper Details

Carried in 7.0% of runs, Festive Popper is a common relic typically acquired near floor 17.

At the start of each combat, deal damage to ALL enemies.

What Ends Runs with Festive Popper

Runs carrying Festive Popper end most often against Knowledge Demon Boss (7.5%), Infested Prisms Elite (5.0%), and Lagavulin Matriarch Boss (5.0%) — the share of its runs each accounts for is shown.

• Knowledge Demon Boss7.5% of runs
• Infested Prisms Elite5.0% of runs
• Lagavulin Matriarch Boss5.0% of runs

See Also

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