CoolheadedSkill
Channel 1 Frost. Draw cards.
Is Coolheaded good in Slay the Spire 2?
Coolheaded is a common Defect skill in Slay the Spire 2. In combat it resolves as: Channel 1 Frost. Draw cards. 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 4 recorded runs, decks running it win 25.0% of the time, comfortably clear of the 12.6% average, by 12.4%. It’s a more selective pick, turning up in just 0.8% of decks that could run it. Defect players keep it in 14.3% of their runs, so it’s a familiar sight in those decks. On average it shows up 1.5 times in the decks that take it.
It performs best next to Dualcast — together they post a +8.3% swing in win rate. It also has strong chemistry with the relic Cracked Core, which moves its win rate by +8.3%. At 1 energy, it’s upgraded in 16.7% of runs and usually joins the deck around floor 14.
Upgraded, it gains +1 Cards, which is why so many decks invest a rest-site upgrade in it. That’s 1 wins, 3 deaths, and 0 abandoned runs with it in the deck. Read on for Coolheaded’s complete synergy, class, and threat breakdown to decide whether it earns a slot in your Defect run.
Coolheaded Win Rate & Pick Rate
Coolheaded’s 25.0% win rate clears the 12.6% all-deck average by 12.4%, the gap charted below.
Run Outcomes with Coolheaded
Coolheaded has 1 wins and 3 losses over 4 tracked runs (25.0% won); abandoned runs count as losses.
- Wins 25.0%
- Losses 75.0%
Best Cards to Pair with Coolheaded
Ranked by win-rate lift, Coolheaded performs best alongside Dualcast (+8.3%), Capacitor (+8.3%), and Ascender's Bane (+8.3%).
Based on small co-occurring samples — treat these as early signals, not final verdicts.
Coolheaded Win Rate by Class
Coolheaded is drafted only by the Defect, where it holds a 25.0% win rate across 4 runs.
The Defectappears in 14.3% of its runs (4 tracked)Best Relics for Coolheaded
Coolheaded pairs best with the relics Cracked Core (+8.3%) and New Leaf (+8.3%), ranked by win-rate lift.
Based on small co-occurring samples — treat these as early signals, not final verdicts.
Coolheaded Card Details
Coolheaded is a common skill costing 1 energy; it’s upgraded in 16.7% of runs and usually picked up by floor 14.
Channel 1 Frost. Draw cards.
Upgrade: +1 Cards
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Coolheaded – Frequently Asked Questions
Is Coolheaded good in Slay the Spire 2?
Across 4 tracked runs, Coolheaded has a 25.0% win rate — +12.4% above the average deck. Win rate reflects how often runs that include the card end in victory.
What does Coolheaded do in Slay the Spire 2?
Coolheaded costs 1 energy. Channel 1 Frost. Draw cards.
What class is Coolheaded in Slay the Spire 2?
Coolheaded is a Common Defect Skill.
Is Coolheaded worth upgrading in Slay the Spire 2?
Players upgrade Coolheaded in 16.7% of runs. Upgrading it grants +1 Cards.
What is the best relic for Coolheaded?
In tracked runs, Coolheaded has performed best alongside Cracked Core, which lifts its win rate by +8.3% over 3 runs together.
See Also
Compare Coolheaded with the rest of the best Slay the Spire 2 cards, relics, and classes below.