Tuning Fork Relic

Is Tuning Fork good in Slay the Spire 2?

Tuning Fork is an uncommon relic in Slay the Spire 2. While carried, it does the following: Every time you play Skills, gain Block. It currently underperforms most relics, sitting at D tier in our Slay the Spire 2 relic rankings.

Across 1054 recorded runs, decks carrying it win 36.5% of the time, comfortably clear of the 13.8% average, by 22.6%. It’s a more situational relic, showing up in just 5.0% of runs. The class that gets the most out of it is the Regent, at a 46.0% win rate. Regent players hold onto it in 5.3% of their runs.

It combos especially well with Mayhem, worth a +51.0% win-rate swing together. Another strong card to run with it is Prolong, worth +46.8% to its win rate. On average it’s acquired around floor 21 of a run. Its uncommon rarity shapes how frequently you’ll run into it.

It has 382 run wins against 665 losses in our tracked data. When runs carrying it end, the most frequent culprit is Test Subject Boss, which closes out 5.7% of them. Read on for Tuning Fork’s complete card, class, and threat breakdown before you decide to pick it up.

Pick or Skip: Tuning Fork

Out of 1808 recorded offers Tuning Fork is taken 59.3% of the time, and taking it is worth +10.1% in pick lift — 36.6% for runs that picked it against 26.3% for runs that skipped, across 1064 decided runs.

Taken 1072 times out of 1808 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.

Best Cards with Tuning Fork

Ranked by win-rate lift, the best cards to run with Tuning Fork are Mayhem (+51.0%), Prolong (+46.8%), and Splash (+44.8%).

Mayhem+51.0%17 runsProlong+46.8%19 runsSplash+44.8%17 runsGlimmer+41.3%18 runsEnthralled+40.0%18 runsTime's Up+38.5%16 runs

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

Tuning Fork Win Rate by Class

Tuning Fork shows up across 5 classes, led by Regent (46.0%), Necrobinder (38.6%), and Silent (38.1%) by win rate.

The Regent46.0%175 runsThe Necrobinder38.6%203 runsThe Silent38.1%258 runsThe Ironclad33.2%237 runsThe Defect25.6%174 runs

Tuning Fork Details

Tuning Fork is an uncommon relic carried in 5.0% of runs and usually picked up around floor 21.

Every time you play Skills, gain Block.

What Ends Runs with Tuning Fork

Tuning Fork’s most common run-enders are Test Subject Boss (5.7%), Knowledge Demon Boss (5.1%), and Queen Boss (4.5%).

• Test Subject Boss5.7% of runs
• Knowledge Demon Boss5.1% of runs
• Queen Boss4.5% of runs
• Kaiser Crab Boss3.9% of runs
• The Insatiable Boss3.9% of runs

See Also

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