(AO3/Wattpad) Where the original lore for these specific quirks often begins. ⚠️ A Quick Note

This is from Kōhei Horikoshi. If you are looking for the official series, you can find it on Crunchyroll, Hulu, or Netflix (depending on your region). If you'd like to dive deeper, let me know:

The "Blood Moon" usually acts as a catalyst for uncontrollable power.