Gin Ichimaru’s character arc in Bleach was complex and interesting, as he didn't care about anyone or anything except for ...

Whether Aizen really didn’t know about Ulquiorra’s Segunda Etapa or was just pretending is still one of the biggest mysteries ...

Yhwach absorbing Soul King unleashes tiny black-eyed creatures. These entities attack Soul Society, posing a threat to Soul Reapers. Aizen easily destroys the creatures with his immense power.