Backflip•Skill

Is Backflip good in Slay the Spire 2?

Backflip is a common Silent skill in Slay the Spire 2. In combat it resolves as: Gain 5 Block. Draw 2 cards. It’s a dependable, middle-of-the-pack option, landing at C tier in our rankings.

Across 286 recorded runs, decks running it win 30.7% of the time, comfortably clear of the 19.0% average, by 11.8%. It’s a more selective pick, turning up in just 7.5% of decks that could run it. Necrobinder players keep it in 0.1% of their runs, so it’s a familiar sight in those decks. On average it shows up 1.2 times in the decks that take it.

It performs best next to Reflex — together they post a +32.4% swing in win rate. It also has strong chemistry with the relic Lantern, which moves its win rate by +32.4%. At 1 energy, it’s upgraded in 22.0% of runs and usually joins the deck around floor 12.

Upgraded, it gains +3 Block, which is why so many decks invest a rest-site upgrade in it. That’s 74 wins, 167 deaths, and 45 abandoned runs with it in the deck. The encounter that most often ends a run carrying it is Knowledge Demon Boss, which closes out 4.5% of its appearances. Read on for Backflip’s complete synergy, class, and threat breakdown to decide whether it earns a slot in your Silent run.

Best Cards to Pair with Backflip

Ranked by win-rate lift, Backflip performs best alongside Reflex (+32.4%), Mad Science (+26.1%), and Shadowmeld (+23.8%).

Reflex+32.4%33 runsMad Science+26.1%13 runsShadowmeld+23.8%14 runsTracking+21.6%15 runsAfterimage+21.5%39 runsFlanking+21.4%17 runs

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

Backflip Win Rate by Class

Backflip is played across 4 classes, led by Necrobinder (100.0%), Silent (30.7%), and Defect (0.0%) by win rate.

The Necrobinder100.0%1 runsThe Silent30.7%283 runsThe Defect0.0%1 runsThe Regent0.0%1 runs

Best Relics for Backflip

Backflip pairs best with the relics Lantern (+32.4%), Razor Tooth (+29.6%), and Bag of Marbles (+27.6%), ranked by win-rate lift.

Lantern+32.4%46 runsRazor Tooth+29.6%10 runsBag of Marbles+27.6%34 runsFragrant Mushroom+26.1%13 runsLetter Opener+25.8%23 runsTingsha+25.8%22 runs

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

Backflip Card Details

Backflip is a common skill costing 1 energy; it’s upgraded in 22.0% of runs and usually picked up by floor 12.

Gain 5 Block. Draw 2 cards.

Upgrade: +3 Block

What Ends Runs with Backflip

Backflip’s most common run-enders are Knowledge Demon Boss (4.5%), Lagavulin Matriarch Boss (4.5%), and Queen Boss (4.5%).

• Knowledge Demon Boss4.5% of runs
• Lagavulin Matriarch Boss4.5% of runs
• Queen Boss4.5% of runs
• Kaiser Crab Boss4.2% of runs
• Entomancer Elite3.5% of runs

See Also

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