Tesla Coil•Attack

Is Tesla Coil good in Slay the Spire 2?

In Slay the Spire 2, Tesla Coil is an uncommon attack from the Defect card pool. Its effect: Deal 3 damage. Trigger all Lightning against the enemy. The data flags it as a weaker pick, settling at F tier — usually one to pass on unless your deck specifically wants it.

Over 93 tracked runs its win rate sits at 14.9%, 4.0% short of the 18.9% all-deck baseline. It sees niche play, included in only 2.5% of eligible runs. Within Defect runs it’s drafted 15.9% 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 Scrape, which lifts its win rate by +15.6% when the two share a deck. On the relic side, Lizard Tail is its standout companion, worth a +25.6% win-rate swing alongside it. It costs 0 energy, gets upgraded 24.6% of the time, and tends to be picked up near floor 16.

Upgrading the card adds +3 Damage to its stat line. Of the runs that drafted it, 13 ended in victory against 74 deaths and 6 abandons. Its most common run-ender is Queen Boss, finishing 12.9% of the runs it shows up in. See the synergies, class split, and threats below for the full picture of where Tesla Coil fits a Defect deck.

Best Cards to Pair with Tesla Coil

Tesla Coil’s strongest card pairings so far are Scrape (+15.6%), Squash (+13.2%), and Hailstorm (+12.1%), each shown with the win-rate lift it adds.

Scrape+15.6%9 runsSquash+13.2%6 runsHailstorm+12.1%15 runsApparition+11.9%3 runsSmokestack+11.9%3 runsSupercritical+11.8%18 runs

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

Tesla Coil Win Rate by Class

Exclusive to the Defect, Tesla Coil posts a 14.9% win rate over 93 tracked runs.

The Defectappears in 15.9% of its runs (93 tracked)

Best Relics for Tesla Coil

The relics that swing Tesla Coil’s win rate the most are Lizard Tail (+25.6%), Membership Card (+17.2%), and Blood Vial (+16.3%), with each lift shown.

Lizard Tail+25.6%6 runsMembership Card+17.2%4 runsBlood Vial+16.3%15 runsRed Mask+14.6%12 runsParrying Shield+12.5%10 runsLucky Fysh+11.9%3 runs

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

Tesla Coil Card Details

A 0-energy uncommon attack, Tesla Coil is upgraded 24.6% of the time and tends to enter the deck around floor 16.

Deal 3 damage. Trigger all Lightning against the enemy.

Upgrade: +3 Damage

What Ends Runs with Tesla Coil

Runs holding Tesla Coil end most often against Queen Boss (12.9%), Test Subject Boss (8.6%), and Knowledge Demon Boss (5.4%) — the share of its runs each accounts for is shown.

• Queen Boss12.9% of runs
• Test Subject Boss8.6% of runs
• Knowledge Demon Boss5.4% of runs
• Aeonglass Boss3.2% of runs
• Spiny Toad Normal3.2% of runs

See Also

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