Sturdy Clamp•Relic

Is Sturdy Clamp good in Slay the Spire 2?

In Slay the Spire 2, Sturdy Clamp is a rare relic you can pick up on your climb. Its effect: Up to Block persists across turns. Right now it’s a high-value grab, sitting at B tier — one of the relics most worth taking.

Over 98 tracked runs the win rate of decks holding it sits at 50.5%, 31.6% ahead of the 18.9% all-run baseline. It sees lighter play, carried in only 2.6% of runs. It does its best work in the hands of the Silent, who post a 64.7% win rate with it. Within Silent runs specifically, it’s carried 3.6% of the time.

Its standout card pairing is Decay, which lifts the relic’s win rate by +49.5% when both are in play. It also works nicely with High Five, good for a +49.5% win-rate change. It typically enters the deck near floor 19. As a rare relic, how often it’s offered depends on its rarity tier.

Of the runs that carried it, 47 ended in victory while 46 fell to a defeat. Its most common run-ender is Queen Boss, finishing 5.1% of the runs it appears in. See the best cards, class split, and threats below for the full read on whether Sturdy Clamp is worth grabbing.

Best Cards with Sturdy Clamp

The cards that gain the most from carrying Sturdy Clamp are Decay (+49.5%), High Five (+49.5%), and Calcify (+49.5%), each shown with its win-rate swing.

Decay+49.5%5 runsHigh Five+49.5%3 runsCalcify+49.5%3 runsTransfigure+49.5%3 runsSpectrum Shift+49.5%3 runsRight Hand Hand+49.5%3 runs

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

Sturdy Clamp Win Rate by Class

Of the 5 classes that carry Sturdy Clamp, it performs best with Silent (64.7%), Necrobinder (50.0%), and Ironclad (50.0%).

The Silent64.7%35 runsThe Necrobinder50.0%18 runsThe Ironclad50.0%12 runsThe Defect43.8%18 runsThe Regent26.7%15 runs

Sturdy Clamp Details

Carried in 2.6% of runs, Sturdy Clamp is a rare relic typically acquired near floor 19.

Up to Block persists across turns.

What Ends Runs with Sturdy Clamp

Runs carrying Sturdy Clamp end most often against Queen Boss (5.1%), Knowledge Demon Boss (5.1%), and Test Subject Boss (4.1%) — the share of its runs each accounts for is shown.

• Queen Boss5.1% of runs
• Knowledge Demon Boss5.1% of runs
• Test Subject Boss4.1% of runs
• Decimillipede Elite3.1% of runs
• Entomancer Elite3.1% of runs

See Also

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