Mind Blast•Attack

Is Mind Blast good in Slay the Spire 2?

In Slay the Spire 2, Mind Blast is an uncommon attack from the Colorless card pool. Its effect: Deal damage equal to the number of cards in your Draw Pile. Right now it’s a premium pick that sits at B tier — one of the better cards you can add to a deck this run.

Over 25 tracked runs its win rate sits at 36.4%, 17.4% ahead of the 18.9% all-deck baseline. It sees niche play, included in only 0.7% of eligible runs. Within Necrobinder runs it’s drafted 0.5% of the time, making it a regular part of that class’s decks. Decks that include it run about 2.5 copies on average.

Its standout pairing so far is Clumsy, which lifts its win rate by +14.7% when the two share a deck. On the relic side, Eternal Feather is its standout companion, worth a +18.2% win-rate swing alongside it. It costs 1 energy, gets upgraded 64.5% of the time, and tends to be picked up near floor 13.

Upgrading the card adds -1 EnergyCost to its stat line. Of the runs that drafted it, 8 ended in victory against 14 deaths and 3 abandons. Its most common run-ender is The Insatiable Boss, finishing 12.0% of the runs it shows up in. See the synergies, class split, and threats below for the full picture of where Mind Blast fits a Colorless deck.

Best Cards to Pair with Mind Blast

Mind Blast’s strongest card pairings so far are Clumsy (+14.7%), Mad Science (+14.7%), and Pull Aggro (+14.7%), each shown with the win-rate lift it adds.

Clumsy+14.7%3 runsMad Science+14.7%3 runsPull Aggro+14.7%3 runsUltimate Defend+11.0%4 runsAscender's Bane+11.0%5 runsSetup Strike+7.9%5 runs

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

Mind Blast Win Rate by Class

Of the 5 classes that draft Mind Blast, it performs best with Necrobinder (75.0%), Silent (50.0%), and Regent (28.6%).

The Necrobinder75.0%4 runsThe Silent50.0%4 runsThe Regent28.6%8 runsThe Ironclad28.6%7 runsThe Defect0.0%2 runs

Best Relics for Mind Blast

The relics that swing Mind Blast’s win rate the most are Eternal Feather (+18.2%), Mercury Hourglass (+14.7%), and Potion Belt (+14.6%), with each lift shown.

Eternal Feather+18.2%4 runsMercury Hourglass+14.7%3 runsPotion Belt+14.6%5 runsHorn Cleat+14.6%5 runsPendulum+14.4%9 runsVenerable Tea Set+11.4%6 runs

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

Mind Blast Card Details

A 1-energy uncommon attack, Mind Blast is upgraded 64.5% of the time and tends to enter the deck around floor 13.

Deal damage equal to the number of cards in your Draw Pile.

Upgrade: -1 EnergyCost

What Ends Runs with Mind Blast

Runs holding Mind Blast end most often against The Insatiable Boss (12.0%) and Knowledge Demon Boss (8.0%) — the share of its runs each accounts for is shown.

• The Insatiable Boss12.0% of runs
• Knowledge Demon Boss8.0% of runs

See Also

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