Bellows Relic

Is Bellows good in Slay the Spire 2?

Bellows is a rare relic in Slay the Spire 2. While carried, it does the following: The first Hand you draw each combat is Upgraded. It currently underperforms most relics, sitting at D tier in our Slay the Spire 2 relic rankings.

Across 506 recorded runs, decks carrying it win 39.3% of the time, comfortably clear of the 13.8% average, by 25.5%. It’s a more situational relic, showing up in just 2.4% of runs. The class that gets the most out of it is the Silent, at a 51.8% win rate. Silent players hold onto it in 2.4% of their runs.

It combos especially well with Speedster, worth a +44.0% win-rate swing together. Another strong card to run with it is Adrenaline, worth +41.6% to its win rate. On average it’s acquired around floor 21 of a run. Its rare rarity shapes how frequently you’ll run into it.

It has 197 run wins against 304 losses in our tracked data. When runs carrying it end, the most frequent culprit is Test Subject Boss, which closes out 7.1% of them. Read on for Bellows’s complete card, class, and threat breakdown before you decide to pick it up.

Pick or Skip: Bellows

Out of 830 recorded offers Bellows is taken 62.6% of the time, and taking it is worth +9.8% in pick lift — 39.6% for runs that picked it against 29.6% for runs that skipped, across 512 decided runs.

Taken 520 times out of 830 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.

Best Cards with Bellows

Ranked by win-rate lift, the best cards to run with Bellows are Speedster (+44.0%), Adrenaline (+41.6%), and Knife Trap (+41.6%).

Speedster+44.0%19 runsAdrenaline+41.6%22 runsKnife Trap+41.6%22 runsAssassinate+35.7%25 runsStorm of Steel+35.7%17 runsSucker Punch+35.7%16 runs

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

Bellows Win Rate by Class

Bellows shows up across 5 classes, led by Silent (51.8%), Necrobinder (40.5%), and Regent (37.8%) by win rate.

The Silent51.8%111 runsThe Necrobinder40.5%90 runsThe Regent37.8%91 runsThe Ironclad35.6%133 runsThe Defect27.9%80 runs

Bellows Details

Bellows is a rare relic carried in 2.4% of runs and usually picked up around floor 21.

The first Hand you draw each combat is Upgraded.

What Ends Runs with Bellows

Bellows’s most common run-enders are Test Subject Boss (7.1%), Aeonglass Boss (5.1%), and Queen Boss (5.1%).

• Test Subject Boss7.1% of runs
• Aeonglass Boss5.1% of runs
• Queen Boss5.1% of runs
• Knowledge Demon Boss4.7% of runs
• Kaiser Crab Boss4.0% of runs

See Also

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