Miniature Cannon•Relic

Is Miniature Cannon good in Slay the Spire 2?

Miniature Cannon is an uncommon relic in Slay the Spire 2. While carried, it does the following: Upgraded Attacks deal additional damage. It currently underperforms most relics, sitting at D tier in our Slay the Spire 2 relic rankings.

Across 512 recorded runs, decks carrying it win 38.9% of the time, comfortably clear of the 13.9% average, by 24.9%. It’s a more situational relic, showing up in just 4.4% of runs. The class that gets the most out of it is the Silent, at a 50.8% win rate. Silent players hold onto it in 4.3% of their runs.

It combos especially well with Parry, worth a +42.4% win-rate swing together. Another strong card to run with it is Storm of Steel, worth +41.1% to its win rate. On average it’s acquired around floor 22 of a run. Its uncommon rarity shapes how frequently you’ll run into it.

It has 197 run wins against 310 losses in our tracked data. When runs carrying it end, the most frequent culprit is Test Subject Boss, which closes out 7.2% of them. Read on for Miniature Cannon’s complete card, class, and threat breakdown before you decide to pick it up.

Pick or Skip: Miniature Cannon

Out of 830 recorded offers Miniature Cannon is taken 62.4% of the time, and taking it is worth +8.9% in pick lift — 39.2% for runs that picked it against 30.1% for runs that skipped, across 513 decided runs.

Taken 518 times out of 830 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.

Best Cards with Miniature Cannon

Ranked by win-rate lift, the best cards to run with Miniature Cannon are Parry (+42.4%), Storm of Steel (+41.1%), and Fan of Knives (+39.4%).

Parry+42.4%16 runsStorm of Steel+41.1%16 runsFan of Knives+39.4%24 runsSnakebite+38.9%18 runsKnife Trap+38.4%23 runsPhantom Blades+38.4%23 runs

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

Miniature Cannon Win Rate by Class

Miniature Cannon shows up across 5 classes, led by Silent (50.8%), Regent (49.4%), and Necrobinder (36.0%) by win rate.

The Silent50.8%125 runsThe Regent49.4%84 runsThe Necrobinder36.0%77 runsThe Ironclad29.4%136 runsThe Defect26.2%85 runs

Miniature Cannon Details

Miniature Cannon is an uncommon relic carried in 4.4% of runs and usually picked up around floor 22.

Upgraded Attacks deal additional damage.

What Ends Runs with Miniature Cannon

Miniature Cannon’s most common run-enders are Test Subject Boss (7.2%), Queen Boss (5.9%), and Knowledge Demon Boss (5.9%).

• Test Subject Boss7.2% of runs
• Queen Boss5.9% of runs
• Knowledge Demon Boss5.9% of runs
• Kaiser Crab Boss4.5% of runs
• Aeonglass Boss3.9% of runs

See Also

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