Bing Bong•Relic

Is Bing Bong good in Slay the Spire 2?

In Slay the Spire 2, Bing Bong is an event relic you can pick up on your climb. Its effect: Whenever you add a card to your Deck, add one additional copy. The data marks it as a weaker relic, settling at D tier — rarely a run-defining grab.

Over 51 tracked runs the win rate of decks holding it sits at 33.3%, 14.4% ahead of the 18.9% all-run baseline. It sees lighter play, carried in only 1.4% of runs. It does its best work in the hands of the Silent, who post a 66.7% win rate with it. Within Silent runs specifically, it’s carried 0.9% of the time.

Its standout card pairing is Prolong, which lifts the relic’s win rate by +66.7% when both are in play. It also works nicely with Afterimage, good for a +66.7% win-rate change. It typically enters the deck near floor 23. As an event relic, how often it’s offered depends on its rarity tier.

Of the runs that carried it, 16 ended in victory while 32 fell to a defeat. Its most common run-ender is Kaiser Crab Boss, finishing 11.8% of the runs it appears in. See the best cards, class split, and threats below for the full read on whether Bing Bong is worth grabbing.

Best Cards with Bing Bong

The cards that gain the most from carrying Bing Bong are Prolong (+66.7%), Afterimage (+66.7%), and Accuracy (+66.7%), each shown with its win-rate swing.

Prolong+66.7%3 runsAfterimage+66.7%3 runsAccuracy+66.7%5 runsLeading Strike+50.0%6 runsBackflip+46.7%5 runsDeflect+46.7%5 runs

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

Bing Bong Win Rate by Class

Of the 5 classes that carry Bing Bong, it performs best with Silent (66.7%), Regent (37.5%), and Ironclad (33.3%).

The Silent66.7%9 runsThe Regent37.5%8 runsThe Ironclad33.3%6 runsThe Necrobinder21.4%16 runsThe Defect18.2%12 runs

Bing Bong Details

Carried in 1.4% of runs, Bing Bong is an event relic typically acquired near floor 23.

Whenever you add a card to your Deck, add one additional copy.

What Ends Runs with Bing Bong

Runs carrying Bing Bong end most often against Kaiser Crab Boss (11.8%), Test Subject Boss (9.8%), and The Insatiable Boss (7.8%) — the share of its runs each accounts for is shown.

• Kaiser Crab Boss11.8% of runs
• Test Subject Boss9.8% of runs
• The Insatiable Boss7.8% of runs
• Knowledge Demon Boss5.9% of runs
• Fabricator Normal3.9% of runs

See Also

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