Valkyrie sisters Brunhilde and Göll transform into weapons to support the human side, while the premise stems from the gods voting for humanity's extinction and Brunhilde's objection triggering Ragnarok. The series draws strictly from established myths and legends with no race or gender swaps of established characters and no identity-focused arcs or critiques of social norms inserted into the narrative. Creator statements emphasize a faithful manga adaptation centered on emotional fighter backstories and combat stakes rather than any progressive messaging.

Audience controversies have centered on animation quality and religious depictions such as Shiva, with no reported DEI casting changes or activist framing. The core premise remains a classic gods-versus-humans survival contest that avoids thematic centrality for social justice elements, resulting in minimal ideological content overall.