Momentum Strike Attack

Is Momentum Strike good in Slay the Spire 2?

In Slay the Spire 2, Momentum Strike is a common attack from the Defect card pool. Its effect: Deal 10 damage. Reduce this card's cost to 0 -cost. The data flags it as a weaker pick, settling at D tier — usually one to pass on unless your deck specifically wants it.

Over 508 tracked runs its win rate sits at 9.7%, 3.2% short of the 12.9% all-deck baseline. It sees niche play, included in only 3.4% of eligible runs. Offer data argues the other way: taken 18.1% of the time it is shown, runs that picked it win 9.3% against 16.0% for runs that passed — a -6.5% pick lift across 420 decided runs. Within Defect runs it’s drafted 14.9% of the time, making it a regular part of that class’s decks. Decks that include it run about 1.3 copies on average.

Its standout pairing so far is Modded, which lifts its win rate by +18.5% when the two share a deck. On the relic side, Lizard Tail is its standout companion, worth a +18.2% win-rate swing alongside it. It costs 1 energy, gets upgraded 18.5% of the time, and tends to be picked up near floor 10.

Upgrading the card adds +3 Damage to its stat line. Of the runs that drafted it, 48 ended in victory against 445 deaths and 15 abandons. Its most common run-ender is Infested Prisms Elite, finishing 5.5% of the runs it shows up in. See the synergies, class split, and threats below for the full picture of where Momentum Strike fits a Defect deck.

Pick or Skip: Momentum Strike

Players take Momentum Strike in 18.1% of the 2827 offers it appears in; those runs win 9.3% against 16.0% for runs that passed, a pick lift of -6.5% over 420 decided runs.

Taken 513 times out of 2827 offers.

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.

When to Pick Up Momentum Strike

Of the 4 pickup windows recorded for Momentum Strike, Act 3 is the best: 28.0% across 25 runs.

Win rate of runs by the act Momentum Strike entered the deck. Acts that have not reached the sample floor show their run count only.

Best Cards to Pair with Momentum Strike

Momentum Strike’s strongest card pairings so far are Modded (+18.5%), Bulk Up (+17.7%), and Ultimate Defend (+16.8%), each shown with the win-rate lift it adds.

Modded+18.5%43 runsBulk Up+17.7%30 runsUltimate Defend+16.8%20 runsHailstorm+16.7%39 runsMad Science+16.3%36 runsShadow Shield+15.7%46 runs

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

Momentum Strike Win Rate by Class

Exclusive to the Defect, Momentum Strike posts a 10.0% win rate over 497 tracked runs.

The Defectappears in 14.9% of its runs (497 tracked)

Best Relics for Momentum Strike

The relics that swing Momentum Strike’s win rate the most are Lizard Tail (+18.2%), Ice Cream (+17.1%), and Parrying Shield (+16.5%), with each lift shown.

Lizard Tail+18.2%15 runsIce Cream+17.1%16 runsParrying Shield+16.5%28 runsStrawberry+15.9%67 runsData Disk+15.2%39 runsJoss Paper+15.2%18 runs

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

Momentum Strike Card Details

A 1-energy common attack, Momentum Strike is upgraded 18.5% of the time and tends to enter the deck around floor 10.

Deal 10 damage. Reduce this card's cost to 0 -cost.

Upgrade: +3 Damage

What Ends Runs with Momentum Strike

Runs holding Momentum Strike end most often against Infested Prisms Elite (5.5%), Decimillipede Elite (5.1%), and Queen Boss (5.1%) — the share of its runs each accounts for is shown.

• Infested Prisms Elite5.5% of runs
• Decimillipede Elite5.1% of runs
• Queen Boss5.1% of runs
• Knowledge Demon Boss4.9% of runs
• The Kin Boss4.1% of runs

See Also

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