新复仇之焰一共24集。

《新复仇之焰》是一部日本动画，每一集的时长约为23分钟，通常每个星期更新一集，也就是一周更新一集。这样的更新频率是比较常见的动画更新模式。

New Avenging Flame, 24 episodes in total.

"New Avenging Flame" is a Japanese animation, each episode is about 23 minutes long, usually updated every week, that is, one episode a week. Such an update frequency is a relatively common animation update mode.