Heavenly Drill•Attack

Is Heavenly Drill good in Slay the Spire 2?

Heavenly Drill is a rare Regent attack in Slay the Spire 2. In combat it resolves as: Deal 8 damage X times. Double X if it's or more. It’s a dependable, middle-of-the-pack option, landing at C tier in our rankings.

Across 74 recorded runs, decks running it win 27.0% of the time, comfortably clear of the 14.0% average, by 13.1%. It’s a more selective pick, turning up in just 0.6% of decks that could run it. Offer data backs the pick — taken 21.6% of the time it is shown, with 36.7% for runs that took it against 31.8% for runs that did not, a +4.1% pick lift across 49 decided runs. Regent players keep it in 3.6% of their runs, so it’s a familiar sight in those decks. On average it shows up 1.1 times in the decks that take it.

It performs best next to Dying Star — together they post a +15.8% swing in win rate. It also has strong chemistry with the relic Lantern, which moves its win rate by +11.8%. At X energy, it’s upgraded in 46.3% of runs and usually joins the deck around floor 16.

Upgraded, it gains +2 Damage, which is why so many decks invest a rest-site upgrade in it. That’s 20 wins, 54 deaths, and 0 abandoned runs with it in the deck. The encounter that most often ends a run carrying it is Kaiser Crab Boss, which closes out 8.1% of its appearances. Read on for Heavenly Drill’s complete synergy, class, and threat breakdown to decide whether it earns a slot in your Regent run.

Pick or Skip: Heavenly Drill

Out of 232 recorded offers Heavenly Drill is taken 21.6% of the time, and taking it is worth +4.1% in pick lift — 36.7% for runs that picked it against 31.8% for runs that skipped, across 49 decided runs.

Taken 50 times out of 232 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.

When to Pick Up Heavenly Drill

Heavenly Drill is strongest when it joins the deck in Act 2, where runs win 50.0% across 14 runs — one of 3 recorded pickup windows.

Win rate of runs by the act Heavenly Drill entered the deck. Acts that have not reached the sample floor show their run count only.

Best Cards to Pair with Heavenly Drill

Ranked by win-rate lift, Heavenly Drill performs best alongside Dying Star (+15.8%), Cosmic Indifference (+11.8%), and Alignment (+10.3%).

Dying Star+15.8%15 runsCosmic Indifference+11.8%15 runsAlignment+10.3%16 runsGlitterstream+8.9%17 runsRefine Blade+8.4%23 runsBulwark+7.6%18 runs

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

Heavenly Drill Win Rate by Class

Heavenly Drill is drafted only by the Regent, where it holds a 26.4% win rate across 72 runs.

The Regentappears in 3.6% of its runs (72 tracked)

Best Relics for Heavenly Drill

Heavenly Drill pairs best with the relics Lantern (+11.8%), Pendulum (+10.3%), and Divine Right (-2.1%), ranked by win-rate lift.

Lantern+11.8%15 runsPendulum+10.3%16 runsDivine Right-2.1%69 runs

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

Heavenly Drill Card Details

Heavenly Drill is a rare attack costing X energy; it’s upgraded in 46.3% of runs and usually picked up by floor 16.

Deal 8 damage X times. Double X if it's or more.

Upgrade: +2 Damage

What Ends Runs with Heavenly Drill

Heavenly Drill’s most common run-enders are Kaiser Crab Boss (8.1%), The Kin Boss (6.8%), and Test Subject Boss (6.8%).

• Kaiser Crab Boss8.1% of runs
• The Kin Boss6.8% of runs
• Test Subject Boss6.8% of runs
• Decimillipede Elite5.4% of runs
• Soul Fysh Boss4.1% of runs

See Also

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