Radiant Pearl•Relic

Is Radiant Pearl good in Slay the Spire 2?

Radiant Pearl is an ancient relic in Slay the Spire 2. While carried, it does the following: At the start of each combat, add Luminesces into your Hand. It currently underperforms most relics, sitting at D tier in our Slay the Spire 2 relic rankings.

Across 125 recorded runs, decks carrying it win 33.9% of the time, comfortably clear of the 13.9% average, by 19.9%. It’s a more situational relic, showing up in just 1.1% of runs. The class that gets the most out of it is the Necrobinder, at a 45.2% win rate. Necrobinder players hold onto it in 1.4% of their runs.

It combos especially well with Defy, worth a +24.9% win-rate swing together. Another strong card to run with it is Prepared, worth +22.4% to its win rate. On average it’s acquired around floor 18 of a run. Its ancient rarity shapes how frequently you’ll run into it.

It has 42 run wins against 82 losses in our tracked data. When runs carrying it end, the most frequent culprit is Test Subject Boss, which closes out 8.0% of them. Read on for Radiant Pearl’s complete card, class, and threat breakdown before you decide to pick it up.

Pick or Skip: Radiant Pearl

Radiant Pearl is taken in 100.0% of its 125 recorded offers, but with 125 runs picking it and 0 passing, neither side has enough decided runs for a win rate yet.

Taken 125 times out of 125 offers.

A win rate is only shown once that side clears the sample floor. Below it you get the run counts and nothing else — a 0% here would be a reporting artefact, not a result.

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.

Best Cards with Radiant Pearl

Ranked by win-rate lift, the best cards to run with Radiant Pearl are Defy (+24.9%), Prepared (+22.4%), and Cloak and Dagger (+19.5%).

Defy+24.9%17 runsPrepared+22.4%16 runsCloak and Dagger+19.5%15 runsNegative Pulse+13.2%17 runsBackflip+9.9%16 runsStrike+9.6%23 runs

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

Radiant Pearl Win Rate by Class

Radiant Pearl shows up across 5 classes, led by Necrobinder (45.2%), Silent (42.9%), and Regent (28.0%) by win rate.

The Necrobinder45.2%31 runsThe Silent42.9%29 runsThe Regent28.0%25 runsThe Defect26.7%15 runsThe Ironclad13.6%22 runs

Radiant Pearl Details

Radiant Pearl is an ancient relic carried in 1.1% of runs and usually picked up around floor 18.

At the start of each combat, add Luminesces into your Hand.

What Ends Runs with Radiant Pearl

Radiant Pearl’s most common run-enders are Test Subject Boss (8.0%), Decimillipede Elite (7.2%), and Aeonglass Boss (6.4%).

• Test Subject Boss8.0% of runs
• Decimillipede Elite7.2% of runs
• Aeonglass Boss6.4% of runs
• Kaiser Crab Boss4.8% of runs
• Knowledge Demon Boss4.8% of runs

See Also

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