Javid is the previous marshal of mylo, recently put into captivity for bailing on his comrades during an invasion they had, but there was a deeper reason for his motive. Jacks did this in order to help mylo in a revolt against itself, javid being tired with the corruption happening within the walls. But Jarvis willingly allowed himself to be locked up, feeling guilt for letting  his comrades die. After javid escaped , he had also took the lion’s heart to sacrifice himself. Tall buff lion-man mix