Phial Holster Relic

Is Phial Holster good in Slay the Spire 2?

Phial Holster is an ancient relic in Slay the Spire 2. While carried, it does the following: Upon pickup, gain potion slots and procure random potions. It currently underperforms most relics, sitting at F tier in our Slay the Spire 2 relic rankings.

Across 492 recorded runs, decks carrying it win 14.6% of the time, right in line with the typical run. It’s a more situational relic, showing up in just 2.4% of runs. The class that gets the most out of it is the Regent, at a 24.1% win rate. Regent players hold onto it in 1.7% of their runs.

It combos especially well with Burning Pact, worth a +32.7% win-rate swing together. Another strong card to run with it is Enfeebling Touch, worth +32.4% to its win rate. On average it’s acquired around floor 1 of a run. Its ancient rarity shapes how frequently you’ll run into it.

It has 70 run wins against 408 losses in our tracked data. When runs carrying it end, the most frequent culprit is Kaiser Crab Boss, which closes out 4.5% of them. Read on for Phial Holster’s complete card, class, and threat breakdown before you decide to pick it up.

Pick or Skip: Phial Holster

Phial Holster is taken in 100.0% of its 492 recorded offers, but with 492 runs picking it and 0 passing, neither side has enough decided runs for a win rate yet.

Taken 492 times out of 492 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 Phial Holster

Ranked by win-rate lift, the best cards to run with Phial Holster are Burning Pact (+32.7%), Enfeebling Touch (+32.4%), and Mad Science (+31.5%).

Burning Pact+32.7%19 runsEnfeebling Touch+32.4%17 runsMad Science+31.5%26 runsSquash+25.4%15 runsLethality+24.3%18 runsInferno+22.9%16 runs

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

Phial Holster Win Rate by Class

Phial Holster shows up across 5 classes, led by Regent (24.1%), Ironclad (16.0%), and Necrobinder (14.9%) by win rate.

The Regent24.1%56 runsThe Ironclad16.0%122 runsThe Necrobinder14.9%90 runsThe Silent13.1%127 runsThe Defect7.5%95 runs

Phial Holster Details

Phial Holster is an ancient relic carried in 2.4% of runs and usually picked up around floor 1.

Upon pickup, gain potion slots and procure random potions.

What Ends Runs with Phial Holster

Phial Holster’s most common run-enders are Kaiser Crab Boss (4.5%), Decimillipede Elite (4.5%), and Knowledge Demon Boss (3.7%).

• Kaiser Crab Boss4.5% of runs
• Decimillipede Elite4.5% of runs
• Knowledge Demon Boss3.7% of runs
• Test Subject Boss3.7% of runs
• Phrog Parasite Elite3.7% of runs

See Also

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