Black Hole•Power

Is Black Hole good in Slay the Spire 2?

Black Hole is an uncommon Regent power in Slay the Spire 2. In combat it resolves as: Whenever you spend or gain, deal 3 damage to ALL enemies. It currently underperforms most alternatives, sitting at D tier in our Slay the Spire 2 card rankings.

Across 134 recorded runs, decks running it win 25.0% of the time, comfortably clear of the 18.9% average, by 6.0%. It’s a more selective pick, turning up in just 3.5% of decks that could run it. Regent players keep it in 19.6% of their runs, so it’s a familiar sight in those decks. On average it shows up 1.3 times in the decks that take it.

It performs best next to The Smith — together they post a +25.0% swing in win rate. It also has strong chemistry with the relic Daughter of the Wind, which moves its win rate by +25.0%. At 1 energy, it’s upgraded in 22.5% of runs and usually joins the deck around floor 13.

That’s 30 wins, 90 deaths, and 14 abandoned runs with it in the deck. The encounter that most often ends a run carrying it is The Insatiable Boss, which closes out 5.2% of its appearances. Read on for Black Hole’s complete synergy, class, and threat breakdown to decide whether it earns a slot in your Regent run.

Best Cards to Pair with Black Hole

Ranked by win-rate lift, Black Hole performs best alongside The Smith (+25.0%), Quasar (+22.9%), and GUARDS!!! (+22.2%).

The Smith+25.0%9 runsQuasar+22.9%17 runsGUARDS!!!+22.2%8 runsDoubt+21.4%4 runsHegemony+19.7%9 runsCosmic Indifference+18.1%21 runs

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

Black Hole Win Rate by Class

Black Hole is drafted only by the Regent, where it holds a 25.0% win rate across 134 runs.

The Regentappears in 19.6% of its runs (134 tracked)

Best Relics for Black Hole

Black Hole pairs best with the relics Daughter of the Wind (+25.0%), Ripple Basin (+25.0%), and Pantograph (+22.5%), ranked by win-rate lift.

Daughter of the Wind+25.0%5 runsRipple Basin+25.0%7 runsPantograph+22.5%11 runsLunar Pastry+21.9%6 runsBeating Remnant+21.9%6 runsGlitter+21.9%6 runs

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

Black Hole Card Details

Black Hole is an uncommon power costing 1 energy; it’s upgraded in 22.5% of runs and usually picked up by floor 13.

Whenever you spend or gain, deal 3 damage to ALL enemies.

What Ends Runs with Black Hole

Black Hole’s most common run-enders are The Insatiable Boss (5.2%), Waterfall Giant Boss (4.5%), and Terror Eel Elite (3.7%).

• The Insatiable Boss5.2% of runs
• Waterfall Giant Boss4.5% of runs
• Terror Eel Elite3.7% of runs
• Decimillipede Elite3.7% of runs
• Slumbering Beetle Normal3.7% of runs

See Also

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