Burst•Skill

Is Burst good in Slay the Spire 2?

Burst is a rare Silent skill in Slay the Spire 2. In combat it resolves as: This turn, your next played an extra time. It ranks among the strongest cards its class can draft right now, earning a spot at B tier in our Slay the Spire 2 card tier list.

Across 58 recorded runs, decks running it win 39.6% of the time, comfortably clear of the 18.9% average, by 20.7%. It’s a more selective pick, turning up in just 1.5% of decks that could run it. Silent players keep it in 5.4% of their runs, so it’s a familiar sight in those decks. On average it shows up 1.0 times in the decks that take it.

It performs best next to Footwork — together they post a +20.2% swing in win rate. It also has strong chemistry with the relic Strawberry, which moves its win rate by +21.3%. At 1 energy, it’s upgraded in 31.7% of runs and usually joins the deck around floor 19.

That’s 21 wins, 32 deaths, and 5 abandoned runs with it in the deck. The encounter that most often ends a run carrying it is Knowledge Demon Boss, which closes out 8.6% of its appearances. Read on for Burst’s complete synergy, class, and threat breakdown to decide whether it earns a slot in your Silent run.

Best Cards to Pair with Burst

Ranked by win-rate lift, Burst performs best alongside Footwork (+20.2%), Fan of Knives (+18.1%), and Phantom Blades (+17.3%).

Footwork+20.2%10 runsFan of Knives+18.1%9 runsPhantom Blades+17.3%11 runsExpose+14.8%12 runsMad Science+13.1%7 runsAfterimage+12.8%9 runs

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

Burst Win Rate by Class

Burst is played across 3 classes, led by Silent (40.8%), Regent (33.3%), and Necrobinder (0.0%) by win rate.

The Silent40.8%53 runsThe Regent33.3%3 runsThe Necrobinder0.0%2 runs

Best Relics for Burst

Burst pairs best with the relics Strawberry (+21.3%), Horn Cleat (+21.3%), and Oddly Smooth Stone (+20.2%), ranked by win-rate lift.

Strawberry+21.3%8 runsHorn Cleat+21.3%8 runsOddly Smooth Stone+20.2%11 runsAnchor+19.5%17 runsSnecko Skull+19.0%7 runsWar Paint+18.1%9 runs

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

Burst Card Details

Burst is a rare skill costing 1 energy; it’s upgraded in 31.7% of runs and usually picked up by floor 19.

This turn, your next played an extra time.

What Ends Runs with Burst

Burst’s most common run-enders are Knowledge Demon Boss (8.6%), Test Subject Boss (6.9%), and Queen Boss (5.2%).

• Knowledge Demon Boss8.6% of runs
• Test Subject Boss6.9% of runs
• Queen Boss5.2% of runs
• Entomancer Elite5.2% of runs
• The Insatiable Boss3.4% of runs

See Also

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