Drum of Battle•Power

Is Drum of Battle good in Slay the Spire 2?

In Slay the Spire 2, Drum of Battle is an uncommon power from the Ironclad card pool. Its effect: Draw cards. At the start of your turn, Exhaust the top card of your Draw Pile. Performance-wise it’s a solid if unspectacular include, rated C tier overall.

Over 29 tracked runs its win rate sits at 30.8%, 11.8% ahead of the 18.9% all-deck baseline. It sees niche play, included in only 0.8% of eligible runs. Within Ironclad runs it’s drafted 4.1% 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 Bloodletting, which lifts its win rate by +13.0% when the two share a deck. On the relic side, Royal Stamp is its standout companion, worth a +16.0% win-rate swing alongside it. It costs 0 energy, gets upgraded 41.7% of the time, and tends to be picked up near floor 15.

Upgrading the card adds +1 Cards to its stat line. Of the runs that drafted it, 8 ended in victory against 18 deaths and 3 abandons. Its most common run-ender is Test Subject Boss, finishing 10.3% of the runs it shows up in. See the synergies, class split, and threats below for the full picture of where Drum of Battle fits a Ironclad deck.

Best Cards to Pair with Drum of Battle

Drum of Battle’s strongest card pairings so far are Bloodletting (+13.0%), Hemokinesis (+12.6%), and Injury (+11.5%), each shown with the win-rate lift it adds.

Bloodletting+13.0%14 runsHemokinesis+12.6%4 runsInjury+11.5%3 runsHeadbutt+10.9%8 runsBlood Wall+9.7%6 runsBody Slam+9.7%5 runs

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

Drum of Battle Win Rate by Class

Exclusive to the Ironclad, Drum of Battle posts a 30.8% win rate over 29 tracked runs.

The Ironcladappears in 4.1% of its runs (29 tracked)

Best Relics for Drum of Battle

The relics that swing Drum of Battle’s win rate the most are Royal Stamp (+16.0%), Mercury Hourglass (+16.0%), and Lizard Tail (+16.0%), with each lift shown.

Royal Stamp+16.0%3 runsMercury Hourglass+16.0%3 runsLizard Tail+16.0%3 runsPael's Blood+16.0%3 runsBag of Preparation+13.5%6 runsPotion Belt+13.5%6 runs

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

Drum of Battle Card Details

A 0-energy uncommon power, Drum of Battle is upgraded 41.7% of the time and tends to enter the deck around floor 15.

Draw cards. At the start of your turn, Exhaust the top card of your Draw Pile.

Upgrade: +1 Cards

What Ends Runs with Drum of Battle

Runs holding Drum of Battle end most often against Test Subject Boss (10.3%), Infested Prisms Elite (6.9%), and Knowledge Demon Boss (6.9%) — the share of its runs each accounts for is shown.

• Test Subject Boss10.3% of runs
• Infested Prisms Elite6.9% of runs
• Knowledge Demon Boss6.9% of runs
• The Obscura Normal6.9% of runs
• The Insatiable Boss6.9% of runs

See Also

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