The Bomb•Skill

Is The Bomb good in Slay the Spire 2?

The Bomb is an uncommon Colorless skill in Slay the Spire 2. In combat it resolves as: At the end of turns, deal damage to ALL enemies. It currently underperforms most alternatives, sitting at D tier in our Slay the Spire 2 card rankings.

Across 81 recorded runs, decks running it win 20.5% of the time, comfortably clear of the 14.0% average, by 6.6%. It’s a more selective pick, turning up in just 0.7% of decks that could run it. Taken in 3.5% of its offers, it still trails on the pick-versus-skip split: 19.1% for runs that took it against 29.5% for runs that left it, a -7.0% pick lift over 21 decided runs. Silent players keep it in 0.9% 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 Defend — together they post a +6.1% swing in win rate. It also has strong chemistry with the relic Oddly Smooth Stone, which moves its win rate by +23.7%. At 2 energy, it’s upgraded in 35.6% of runs and usually joins the deck around floor 15.

That’s 16 wins, 62 deaths, and 3 abandoned runs with it in the deck. The encounter that most often ends a run carrying it is Kaiser Crab Boss, which closes out 6.2% of its appearances. Read on for The Bomb’s complete synergy, class, and threat breakdown to decide whether it earns a slot in your Colorless run.

Pick or Skip: The Bomb

Out of 627 recorded offers The Bomb is taken 3.5% of the time, and taking it is worth -7.0% in pick lift — 19.1% for runs that picked it against 29.5% for runs that skipped, across 21 decided runs.

Taken 22 times out of 627 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 The Bomb

The Bomb is strongest when it joins the deck in Act 3, where runs win 30.0% across 12 runs — one of 3 recorded pickup windows.

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

Best Cards to Pair with The Bomb

Ranked by win-rate lift, The Bomb performs best alongside Defend (+6.1%), Strike (+6.1%), and Survivor (+6.1%).

Defend+6.1%25 runsStrike+6.1%25 runsSurvivor+6.1%25 runsNeutralize+3.0%21 runsBash+1.5%22 runsStrike+0.9%23 runs

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

The Bomb Win Rate by Class

The Bomb is played across 4 classes, led by Silent (29.2%), Regent (27.3%), and Ironclad (21.7%) by win rate.

The Silent29.2%25 runsThe Regent27.3%11 runsThe Ironclad21.7%23 runsThe Necrobinder8.3%12 runs

Best Relics for The Bomb

The Bomb pairs best with the relics Oddly Smooth Stone (+23.7%), Regal Pillow (+21.1%), and Festive Popper (+18.1%), ranked by win-rate lift.

Oddly Smooth Stone+23.7%16 runsRegal Pillow+21.1%20 runsFestive Popper+18.1%17 runsBag of Marbles+11.7%17 runsJuzu Bracelet+10.5%18 runsAnchor+6.6%17 runs

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

The Bomb Card Details

The Bomb is an uncommon skill costing 2 energy; it’s upgraded in 35.6% of runs and usually picked up by floor 15.

At the end of turns, deal damage to ALL enemies.

What Ends Runs with The Bomb

The Bomb’s most common run-enders are Kaiser Crab Boss (6.2%), Knowledge Demon Boss (6.2%), and Decimillipede Elite (6.2%).

• Kaiser Crab Boss6.2% of runs
• Knowledge Demon Boss6.2% of runs
• Decimillipede Elite6.2% of runs
• Soul Fysh Boss4.9% of runs
• The Insatiable Boss4.9% of runs

See Also

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