Believe in You Skill

Is Believe in You good in Slay the Spire 2?

Believe in You is an uncommon Colorless skill in Slay the Spire 2. In combat it resolves as: Another player gains Energy. It’s a dependable, middle-of-the-pack option, landing at C tier in our rankings.

Across 94 recorded runs, decks running it win 28.3% of the time, comfortably clear of the 13.0% average, by 15.3%. It’s a more selective pick, turning up in just 0.6% of decks that could run it. Taken in 13.9% of its offers, it still trails on the pick-versus-skip split: 32.1% for runs that took it against 35.9% for runs that left it, a -2.8% pick lift over 28 decided runs. Ironclad players keep it in 0.5% 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 +11.8% swing in win rate. It also has strong chemistry with the relic Regal Pillow, which moves its win rate by +21.1%. At 0 energy, it’s upgraded in 29.0% of runs and usually joins the deck around floor 13.

Upgraded, it gains +1 Energy, which is why so many decks invest a rest-site upgrade in it. That’s 26 wins, 66 deaths, and 2 abandoned runs with it in the deck. The encounter that most often ends a run carrying it is Knowledge Demon Boss, which closes out 8.5% of its appearances. Read on for Believe in You’s complete synergy, class, and threat breakdown to decide whether it earns a slot in your Colorless run.

Pick or Skip: Believe in You

Out of 216 recorded offers Believe in You is taken 13.9% of the time, and taking it is worth -2.8% in pick lift — 32.1% for runs that picked it against 35.9% for runs that skipped, across 28 decided runs.

Taken 30 times out of 216 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 Believe in You

Believe in You is strongest when it joins the deck in Act 3, where runs win 63.6% across 11 runs — one of 3 recorded pickup windows.

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

Best Cards to Pair with Believe in You

Ranked by win-rate lift, Believe in You performs best alongside Defend (+11.8%), Bash (+9.5%), and Strike (+7.0%).

Defend+11.8%17 runsBash+9.5%16 runsStrike+7.0%15 runsAscender's Bane+0.6%32 runsDefend+0.2%21 runsStrike+0.2%21 runs

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

Believe in You Win Rate by Class

Believe in You is played across 5 classes, led by Ironclad (47.1%), Silent (30.4%), and Defect (26.7%) by win rate.

The Ironclad47.1%17 runsThe Silent30.4%23 runsThe Defect26.7%16 runsThe Regent23.1%13 runsThe Necrobinder13.0%24 runs

Best Relics for Believe in You

Believe in You pairs best with the relics Regal Pillow (+21.1%), Pendulum (+15.5%), and Happy Flower (+14.5%), ranked by win-rate lift.

Regal Pillow+21.1%16 runsPendulum+15.5%17 runsHappy Flower+14.5%20 runsLantern+13.4%16 runsAnchor+13.4%16 runsOddly Smooth Stone+11.8%17 runs

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

Believe in You Card Details

Believe in You is an uncommon skill costing 0 energy; it’s upgraded in 29.0% of runs and usually picked up by floor 13.

Another player gains Energy.

Upgrade: +1 Energy

What Ends Runs with Believe in You

Believe in You’s most common run-enders are Knowledge Demon Boss (8.5%), Kaiser Crab Boss (6.4%), and Queen Boss (5.3%).

• Knowledge Demon Boss8.5% of runs
• Kaiser Crab Boss6.4% of runs
• Queen Boss5.3% of runs
• Decimillipede Elite4.3% of runs
• Phantasmal Gardeners Elite4.3% of runs

See Also

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