Frozen Egg
Win Rate
33.3%
Pick Rate
1.8%
Δ vs Avg
+14.4

Frozen EggRelic

Rare
RarityRare
MethodologyData Methodology

Whenever you add a Power into your Deck, Upgrade it.

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Is Frozen Egg good in Slay the Spire 2?

Frozen Egg is a rare relic in Slay the Spire 2. While carried, it does the following: Whenever you add a Power into your Deck, Upgrade it. It currently underperforms most relics, sitting at D tier in our Slay the Spire 2 relic rankings.

Across 68 recorded runs, decks carrying it win 33.3% of the time, comfortably clear of the 18.9% average, by 14.4%. It’s a more situational relic, showing up in just 1.8% of runs. The class that gets the most out of it is the Ironclad, at a 42.9% win rate. Ironclad players hold onto it in 2.3% of their runs.

It combos especially well with Armaments, worth a +66.7% win-rate swing together. Another strong card to run with it is Putrefy, worth +66.7% to its win rate. On average it’s acquired around floor 17 of a run. Its rare rarity shapes how frequently you’ll run into it.

It has 21 run wins against 42 losses in our tracked data. When runs carrying it end, the most frequent culprit is The Insatiable Boss, which closes out 5.9% of them. Read on for Frozen Egg’s complete card, class, and threat breakdown before you decide to pick it up.

Frozen Egg Win Rate & Pick Rate

Frozen Egg’s 33.3% win rate clears the 18.9% all-run average by 14.4%, the gap charted below.

Win rate33.3%
Average run18.9%
+14.4% vs averagePick rate: 1.8%68 runs

Run Outcomes with Frozen Egg

Frozen Egg has 21 wins and 47 losses over 68 tracked runs (30.9% won); abandoned runs count as losses.

  • Wins 30.9%
  • Losses 69.1%

Best Cards with Frozen Egg

Ranked by win-rate lift, the best cards to run with Frozen Egg are Armaments (+66.7%), Putrefy (+66.7%), and Undeath (+66.7%).

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

Frozen Egg Win Rate by Class

Frozen Egg shows up across 5 classes, led by Ironclad (42.9%), Necrobinder (42.9%), and Silent (41.7%) by win rate.

Frozen Egg Details

Frozen Egg is a rare relic carried in 1.8% of runs and usually picked up around floor 17.

Whenever you add a Power into your Deck, Upgrade it.

RarityRare
Typical pickup floor17
Pick rate1.8%
Runs tracked68

What Ends Runs with Frozen Egg

Frozen Egg’s most common run-enders are The Insatiable Boss (5.9%), Test Subject Boss (5.9%), and Vantom Boss (4.4%).

  • The Insatiable Boss5.9% of runs
  • Test Subject Boss5.9% of runs
  • Vantom Boss4.4% of runs
  • Queen Boss4.4% of runs
  • Construct Menagerie Normal2.9% of runs
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Frozen Egg – Frequently Asked Questions

Is Frozen Egg good in Slay the Spire 2?

Across 68 tracked runs carrying it, Frozen Egg wins 33.3% of the time — +14.4% above the average run. Win rate reflects how often runs with the relic end in victory.

What does Frozen Egg do in Slay the Spire 2?

Whenever you add a Power into your Deck, Upgrade it.

How rare is Frozen Egg in Slay the Spire 2?

Frozen Egg is a Rare relic, picked up in 1.8% of tracked runs.

What is the best card to use with Frozen Egg?

In tracked runs, Frozen Egg has performed best alongside Armaments, which lifts its win rate by +66.7% over 5 runs together.

Which class is Frozen Egg best in?

Frozen Egg has its highest win rate with The Ironclad (42.9%).

See Also

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