Buffer
Win Rate
0.0%
Pick Rate
0.4%
Δ vs Avg
-12.6

BufferPower

Rare
TypePower
RarityRare
Cost2
ClassDefect
MethodologyData Methodology

Prevent the next time times} you would lose HP.

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Is Buffer good in Slay the Spire 2?

Buffer is a rare Defect power in Slay the Spire 2. In combat it resolves as: Prevent the next time times} you would lose HP. It currently underperforms most alternatives, sitting at D tier in our Slay the Spire 2 card rankings.

Across 2 recorded runs, decks running it win 0.0% of the time, trailing the 12.6% average by 12.6%. It’s a more selective pick, turning up in just 0.4% of decks that could run it. Defect players keep it in 7.1% of their runs, so it’s a familiar sight in those decks. On average it shows up 1.0 times in the decks that take it.

At 2 energy, it’s upgraded in 0.0% of runs and usually joins the deck around floor 12.

That’s 0 wins, 2 deaths, and 0 abandoned runs with it in the deck. Read on for Buffer’s complete synergy, class, and threat breakdown to decide whether it earns a slot in your Defect run.

Buffer Win Rate & Pick Rate

Buffer’s 0.0% win rate trails the 12.6% all-deck average by 12.6%, the gap charted below.

Win rate0.0%
Average deck12.6%
-12.6% vs averagePick rate: 0.4%2 runs (limited)

Run Outcomes with Buffer

Buffer has 0 wins and 2 losses over 2 tracked runs (0.0% won); abandoned runs count as losses.

  • Wins 0.0%
  • Losses 100.0%

Buffer Win Rate by Class

Buffer is drafted only by the Defect, where it holds a 0.0% win rate across 2 runs.

The DefectThe Defectappears in 7.1% of its runs (2 tracked)

Buffer Card Details

Buffer is a rare power costing 2 energy; it’s upgraded in 0.0% of runs and usually picked up by floor 12.

Prevent the next time times} you would lose HP.

Cost2
TypePower
RarityRare
ClassDefect
Avg copies / deck1.0
Upgraded0.0%
Typical pickup floor12

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Buffer – Frequently Asked Questions

Is Buffer good in Slay the Spire 2?

Across 2 tracked runs, Buffer has a 0.0% win rate — +12.6% below the average deck. Win rate reflects how often runs that include the card end in victory.

What does Buffer do in Slay the Spire 2?

Buffer costs 2 energy. Prevent the next time times} you would lose HP.

What class is Buffer in Slay the Spire 2?

Buffer is a Rare Defect Power.

Is Buffer worth upgrading in Slay the Spire 2?

Buffer can be upgraded at a rest site to improve its effect.

See Also

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