Muramasa's True Identity Revealed Bleach : Season 13 Episode 24

Koga's betrayal causes Muramasa to lose control over all of the Hollows he absorbed to sustain himself. To make matters worse, his immense Spiritual Pressure begins to attract other Hollows to Karakura Town. As Ichigo, Uryu, Chad, Orihime, and Rukia work together to deal with the situation, Muramasa fires a massive Cero towards them.