English (Source)
The Flame gauge increases whenever a Volcano Tower attacks. If the Flame Gauge is full, the next Volcano Tower attack will instead spawn an <Keyword>Keyword::Emberling</> at a tower tile within range of the Volcano Tower.
Chinese Translation
每当火山塔攻击时，火焰计量槽都会增加。若火焰计量槽已满，则下一次火山塔攻击会改为在火山塔射程内的一个塔格上生成一个 <Keyword>Keyword::Emberling</>。