Summon Forth Skill

Is Summon Forth good in Slay the Spire 2?

In Slay the Spire 2, Summon Forth is an uncommon skill from the Regent card pool. Its effect: Put Sovereign Blade into your Hand from anywhere. Forge. The data flags it as a weaker pick, settling at D tier — usually one to pass on unless your deck specifically wants it.

Over 582 tracked runs its win rate sits at 25.7%, 11.4% ahead of the 14.3% all-deck baseline. It sees niche play, included in only 2.1% of eligible runs. Offer data argues the other way: taken 31.8% of the time it is shown, runs that picked it win 24.9% against 29.1% for runs that passed — a -4.2% pick lift across 474 decided runs. Within Regent runs it’s drafted 12.4% 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 Mad Science, which lifts its win rate by +30.5% when the two share a deck. On the relic side, Vajra is its standout companion, worth a +33.0% win-rate swing alongside it. It costs 1 energy, gets upgraded 28.4% of the time, and tends to be picked up near floor 14.

Upgrading the card adds +3 Forge to its stat line. Of the runs that drafted it, 149 ended in victory against 431 deaths and 2 abandons. Its most common run-ender is Knowledge Demon Boss, finishing 5.0% of the runs it shows up in. See the synergies, class split, and threats below for the full picture of where Summon Forth fits a Regent deck.

Pick or Skip: Summon Forth

Players take Summon Forth in 31.8% of the 1671 offers it appears in; those runs win 24.9% against 29.1% for runs that passed, a pick lift of -4.2% over 474 decided runs.

Taken 531 times out of 1671 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 Summon Forth

Of the 4 pickup windows recorded for Summon Forth, Act 3 is the best: 56.6% across 53 runs.

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

Best Cards to Pair with Summon Forth

Summon Forth’s strongest card pairings so far are Mad Science (+30.5%), Decay (+29.2%), and Glimmer (+25.3%), each shown with the win-rate lift it adds.

Mad Science+30.5%48 runsDecay+29.2%22 runsGlimmer+25.3%46 runsTyranny+23.5%42 runsBig Bang+22.7%109 runsProduction+20.9%17 runs

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

Summon Forth Win Rate by Class

Exclusive to the Regent, Summon Forth posts a 25.6% win rate over 580 tracked runs.

The Regentappears in 12.4% of its runs (580 tracked)

Best Relics for Summon Forth

The relics that swing Summon Forth’s win rate the most are Vajra (+33.0%), Captain's Wheel (+31.0%), and Gorget (+26.3%), with each lift shown.

Vajra+33.0%83 runsCaptain's Wheel+31.0%21 runsGorget+26.3%95 runsJoss Paper+25.9%26 runsVambrace+25.7%32 runsFragrant Mushroom+25.7%32 runs

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

Summon Forth Card Details

A 1-energy uncommon skill, Summon Forth is upgraded 28.4% of the time and tends to enter the deck around floor 14.

Put Sovereign Blade into your Hand from anywhere. Forge.

Upgrade: +3 Forge

What Ends Runs with Summon Forth

Runs holding Summon Forth end most often against Knowledge Demon Boss (5.0%), Kaiser Crab Boss (5.0%), and Decimillipede Elite (4.8%) — the share of its runs each accounts for is shown.

• Knowledge Demon Boss5.0% of runs
• Kaiser Crab Boss5.0% of runs
• Decimillipede Elite4.8% of runs
• Test Subject Boss4.5% of runs
• Infested Prisms Elite4.0% of runs

See Also

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