Thread:Shiro of the Outer Path/@comment-1399043-20120706164722/@comment-1399043-20120706170156

Reversed process, and its similar to Sasuke drawing in Orochimaru while he tried to steal his body. Eon (when he was Taka) had the latent ability to create energy Tendrils which reacted violently with the Arrancar who was trying to eat him, fusing them together and killing him technically but while they were fused he was reborn as an arrancar-human hybrid.