- Win Rate
- 8.3%
- Pick Rate
- 21.0%
- Δ vs Avg
- -5.5
Cracked Core Relic
- Rarity
- Starter
- Methodology
- Data Methodology
- Author
- Dakota Chinnick
At the start of each combat, Channel Lightning.
Is Cracked Core good in Slay the Spire 2?
In Slay the Spire 2, Cracked Core is a starter relic you can pick up on your climb. Its effect: At the start of each combat, Channel Lightning. The data marks it as a weaker relic, settling at F tier — rarely a run-defining grab.
Over 4401 tracked runs the win rate of decks holding it sits at 8.3%, 5.5% short of the 13.8% all-run baseline. Players take it often — it turns up in 21.0% of runs. It does its best work in the hands of the Defect, who post a 8.3% win rate with it. Within Defect runs specifically, it’s carried 96.3% of the time.
Its standout card pairing is Apparition, which lifts the relic’s win rate by +52.8% when both are in play. It also works nicely with Apotheosis, good for a +50.3% win-rate change. It typically enters the deck near floor 1. As a starter relic, how often it’s offered depends on its rarity tier.
Of the runs that carried it, 357 ended in victory while 3951 fell to a defeat. Its most common run-ender is Kaiser Crab Boss, finishing 3.2% of the runs it appears in. See the best cards, class split, and threats below for the full read on whether Cracked Core is worth grabbing.
Cracked Core Win Rate & Pick Rate
At a 8.3% win rate, Cracked Core runs 5.5% behind the 13.8% all-run baseline — the bars below put the two side by side.
Run Outcomes with Cracked Core
Across the 4401 runs that carried Cracked Core, 357 ended in a win and 4044 in a loss — a 8.1% win share, counting abandons as losses.
- Wins 8.1%
- Losses 91.9%
Best Cards with Cracked Core
The cards that gain the most from carrying Cracked Core are Apparition (+52.8%), Apotheosis (+50.3%), and Huddle Up (+41.7%), each shown with its win-rate swing.
Based on small co-occurring samples — treat these as early signals, not final verdicts.
Cracked Core Win Rate by Class
Cracked Core’s class data comes mostly from the Defect, at a 8.3% win rate over 4401 runs.
The Defectappears in 96.3% of its runs (4401 tracked)Cracked Core Details
Carried in 21.0% of runs, Cracked Core is a starter relic typically acquired near floor 1.
At the start of each combat, Channel Lightning.
What Ends Runs with Cracked Core
Runs carrying Cracked Core end most often against Kaiser Crab Boss (3.2%), Knowledge Demon Boss (3.0%), and Phantasmal Gardeners Elite (2.7%) — the share of its runs each accounts for is shown.
- Kaiser Crab Boss3.2% of runs
- Knowledge Demon Boss3.0% of runs
- Phantasmal Gardeners Elite2.7% of runs
- The Kin Boss2.5% of runs
- Lagavulin Matriarch Boss2.5% of runs
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Cracked Core – Frequently Asked Questions
Is Cracked Core good in Slay the Spire 2?
Across 4401 tracked runs carrying it, Cracked Core wins 8.3% of the time — +5.5% below the average run. Win rate reflects how often runs with the relic end in victory.
What does Cracked Core do in Slay the Spire 2?
At the start of each combat, Channel Lightning.
How rare is Cracked Core in Slay the Spire 2?
Cracked Core is a Starter relic, picked up in 21.0% of tracked runs.
What is the best card to use with Cracked Core?
In tracked runs, Cracked Core has performed best alongside Apparition, which lifts its win rate by +52.8% over 18 runs together.
See Also
Keep exploring Slay the Spire 2 tier lists and stats below.