You Took My S-Rank Talent, I Got a System(English-dubbed)

Charles awakened the system after being stripped of his talent by his foster father. His foster dad's son Ryan got his S-Rank talent. Charles was remarkable in contracting an S-Rank Spirit Beast and clearing the trial in the Hunter Tower.

He defeated Ryan. By obtaining rare resources, Charles improved his own ability and his beast's growth. To find his parents, he entered another world...