A Strong Soul (強靭な魂, Kyōjin'na Tamashī) is an incredibly rare soul-type that signifies great power.
In the anime, .
- The concept of Strong Souls differs in the anime: Although Mifune still possess such as soul in the anime, Medusa is the first character to be introduced with a Strong Soul. Furthermore, the anime lacks the Strong Soul's attribute of being worth the 99 Kishin Eggs (anime's equivalent of Evil Human souls)
- ↑ Soul Eater Manga: Prologue 2
- ↑ Soul Eater Anime: Episode 8 Funimation Dub
- ↑ Soul Eater Anime: Episode 29 Funimation Dub