Pact's End•Attack

Is Pact's End good in Slay the Spire 2?

In Slay the Spire 2, Pact's End is a rare attack from the Ironclad card pool. Its effect: Can only be played if you have or more cards in your Exhaust Pile. Deal 17 damage to ALL enemies. Right now it’s a premium pick that sits at B tier — one of the better cards you can add to a deck this run.

Over 34 tracked runs its win rate sits at 39.3%, 20.3% ahead of the 18.9% all-deck baseline. It sees niche play, included in only 0.9% of eligible runs. Within Ironclad runs it’s drafted 4.4% of the time, making it a regular part of that class’s decks. Decks that include it run about 1.2 copies on average.

Its standout pairing so far is Breakthrough, which lifts its win rate by +17.4% when the two share a deck. On the relic side, Bag of Marbles is its standout companion, worth a +19.1% win-rate swing alongside it. It costs 0 energy, gets upgraded 26.8% of the time, and tends to be picked up near floor 18.

Upgrading the card adds +6 Damage to its stat line. Of the runs that drafted it, 11 ended in victory against 17 deaths and 6 abandons. Its most common run-ender is The Insatiable Boss, finishing 8.8% of the runs it shows up in. See the synergies, class split, and threats below for the full picture of where Pact's End fits a Ironclad deck.

Best Cards to Pair with Pact's End

Pact's End’s strongest card pairings so far are Breakthrough (+17.4%), Iron Wave (+16.5%), and Aggression (+13.6%), each shown with the win-rate lift it adds.

Breakthrough+17.4%6 runsIron Wave+16.5%6 runsAggression+13.6%5 runsTwin Strike+13.6%5 runsOffering+13.2%7 runsShrug It Off+12.8%15 runs

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

Pact's End Win Rate by Class

Of the 3 classes that draft Pact's End, it performs best with Ironclad (44.0%), Silent (0.0%), and Necrobinder (0.0%).

The Ironclad44.0%31 runsThe Silent0.0%2 runsThe Necrobinder0.0%1 runs

Best Relics for Pact's End

The relics that swing Pact's End’s win rate the most are Bag of Marbles (+19.1%), Gorget (+17.4%), and Centennial Puzzle (+17.4%), with each lift shown.

Bag of Marbles+19.1%7 runsGorget+17.4%5 runsCentennial Puzzle+17.4%4 runsLantern+16.5%7 runsFragrant Mushroom+14.0%3 runsSparkling Rouge+14.0%3 runs

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

Pact's End Card Details

A 0-energy rare attack, Pact's End is upgraded 26.8% of the time and tends to enter the deck around floor 18.

Can only be played if you have or more cards in your Exhaust Pile. Deal 17 damage to ALL enemies.

Upgrade: +6 Damage

What Ends Runs with Pact's End

Runs holding Pact's End end most often against The Insatiable Boss (8.8%), Knowledge Demon Boss (5.9%), and Chompers Normal (5.9%) — the share of its runs each accounts for is shown.

• The Insatiable Boss8.8% of runs
• Knowledge Demon Boss5.9% of runs
• Chompers Normal5.9% of runs
• Doormaker Boss5.9% of runs

See Also

Keep exploring Slay the Spire 2 tier lists and stats below.