ThunderclapDeal 4 damage and apply 1 Vulnerable to ALL enemies.Attack1
Thunderclap+Deal 7 damage and apply 1 Vulnerable to ALL enemies.Attack1
Add to deck
Vulnerable
Vulnerable creatures take 50% more damage from Attacks.

Thunderclap

The Ironclad

Thunderclap+Deal 7 damage and apply 1 Vulnerable to ALL enemies.

Obtained

card rewardsThe Ironclad

Merchant price

StS1
Shop band
45–55GoldBase price: 50 Gold Shop roll: ×0.9–1.1

Slay the Spire 2

Thunderclap

Same in Slay the Spire 2