Severance•Attack

Is Severance good in Slay the Spire 2?

Severance is an uncommon Necrobinder attack in Slay the Spire 2. In combat it resolves as: Deal 13 damage. Add a Soul into your Draw Pile, Hand, and Discard Pile. It currently underperforms most alternatives, sitting at D tier in our Slay the Spire 2 card rankings.

Across 189 recorded runs, decks running it win 14.3% of the time, right in line with the typical deck. It’s a more selective pick, turning up in just 1.6% of decks that could run it. Taken in 18.8% of its offers, it still trails on the pick-versus-skip split: 15.3% for runs that took it against 26.6% for runs that left it, a -10.7% pick lift over 157 decided runs. Necrobinder players keep it in 8.3% of their runs, so it’s a familiar sight in those decks. On average it shows up 1.2 times in the decks that take it.

It performs best next to Dredge — together they post a +20.5% swing in win rate. It also has strong chemistry with the relic Candelabra, which moves its win rate by +26.5%. At 2 energy, it’s upgraded in 25.9% of runs and usually joins the deck around floor 13.

Upgraded, it gains +5 Damage, which is why so many decks invest a rest-site upgrade in it. That’s 27 wins, 162 deaths, and 0 abandoned runs with it in the deck. The encounter that most often ends a run carrying it is Decimillipede Elite, which closes out 7.9% of its appearances. Read on for Severance’s complete synergy, class, and threat breakdown to decide whether it earns a slot in your Necrobinder run.

Pick or Skip: Severance

Out of 885 recorded offers Severance is taken 18.8% of the time, and taking it is worth -10.7% in pick lift — 15.3% for runs that picked it against 26.6% for runs that skipped, across 157 decided runs.

Taken 166 times out of 885 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 Severance

Severance is strongest when it joins the deck in Act 3, where runs win 46.1% across 13 runs — one of 4 recorded pickup windows.

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

Best Cards to Pair with Severance

Ranked by win-rate lift, Severance performs best alongside Dredge (+20.5%), Sleight of Flesh (+14.3%), and Countdown (+13.7%).

Dredge+20.5%20 runsSleight of Flesh+14.3%23 runsCountdown+13.7%38 runsDevour Life+13.2%28 runsOblivion+13.2%28 runsDeath's Door+12.4%29 runs

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

Severance Win Rate by Class

Severance is drafted only by the Necrobinder, where it holds a 14.1% win rate across 185 runs.

The Necrobinderappears in 8.3% of its runs (185 tracked)

Best Relics for Severance

Severance pairs best with the relics Candelabra (+26.5%), Bag of Preparation (+22.6%), and Blood Vial (+16.4%), ranked by win-rate lift.

Candelabra+26.5%18 runsBag of Preparation+22.6%21 runsBlood Vial+16.4%24 runsHappy Flower+16.1%21 runsStrike Dummy+15.8%28 runsOddly Smooth Stone+13.2%17 runs

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

Severance Card Details

Severance is an uncommon attack costing 2 energy; it’s upgraded in 25.9% of runs and usually picked up by floor 13.

Deal 13 damage. Add a Soul into your Draw Pile, Hand, and Discard Pile.

Upgrade: +5 Damage

What Ends Runs with Severance

Severance’s most common run-enders are Decimillipede Elite (7.9%), The Insatiable Boss (4.8%), and Queen Boss (4.2%).

• Decimillipede Elite7.9% of runs
• The Insatiable Boss4.8% of runs
• Queen Boss4.2% of runs
• Test Subject Boss4.2% of runs
• The Kin Boss3.7% of runs

See Also

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