I've noticed that when bishop resurrected the old king from his remains (shards), the king's fangire form is different. when he was alive in 1986 and transforms into one, his bat wing-like bangs are spiked downwards. In 2008, he comes back with his bat wing-like bangs spiked sideward like a crown
Taiga nobori - “the king‘s sentence is given, is death!” - “those who abandoned their fate as a fangire, then a king would give you a punishment, is death!