Eternal Feather•Relic

Is Eternal Feather good in Slay the Spire 2?

In Slay the Spire 2, Eternal Feather is an uncommon relic you can pick up on your climb. Its effect: For every in your Deck, heal HP whenever you enter a Rest Site. The data marks it as a weaker relic, settling at D tier — rarely a run-defining grab.

Over 206 tracked runs the win rate of decks holding it sits at 39.0%, 20.0% ahead of the 19.0% all-run baseline. It sees lighter play, carried in only 5.4% of runs. It does its best work in the hands of the Silent, who post a 44.9% win rate with it. Within Silent runs specifically, it’s carried 5.3% of the time.

Its standout card pairing is Echo Form, which lifts the relic’s win rate by +61.0% when both are in play. It also works nicely with Fusion, good for a +61.0% win-rate change. It typically enters the deck near floor 19. As an uncommon relic, how often it’s offered depends on its rarity tier.

Of the runs that carried it, 74 ended in victory while 116 fell to a defeat. Its most common run-ender is Queen Boss, finishing 6.3% of the runs it appears in. See the best cards, class split, and threats below for the full read on whether Eternal Feather is worth grabbing.

Best Cards with Eternal Feather

The cards that gain the most from carrying Eternal Feather are Echo Form (+61.0%), Fusion (+61.0%), and Quasar (+61.0%), each shown with its win-rate swing.

Echo Form+61.0%4 runsFusion+61.0%3 runsQuasar+61.0%4 runsMind Blast+61.0%4 runsCalamity+61.0%3 runsScavenge+61.0%3 runs

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

Eternal Feather Win Rate by Class

Of the 5 classes that carry Eternal Feather, it performs best with Silent (44.9%), Ironclad (43.5%), and Regent (41.7%).

The Silent44.9%52 runsThe Ironclad43.5%49 runsThe Regent41.7%27 runsThe Necrobinder36.4%36 runsThe Defect26.3%42 runs

Eternal Feather Details

Carried in 5.4% of runs, Eternal Feather is an uncommon relic typically acquired near floor 19.

For every in your Deck, heal HP whenever you enter a Rest Site.

What Ends Runs with Eternal Feather

Runs carrying Eternal Feather end most often against Queen Boss (6.3%), Test Subject Boss (4.4%), and Decimillipede Elite (3.9%) — the share of its runs each accounts for is shown.

• Queen Boss6.3% of runs
• Test Subject Boss4.4% of runs
• Decimillipede Elite3.9% of runs
• Knowledge Demon Boss3.4% of runs
• Doormaker Boss2.4% of runs

See Also

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