UFC light heavyweight Johnny Walker has opened up about his complicated relationship with his younger brother, Valter Walker, who also competes in the UFC. The Brazilian fighters, both known for their striking abilities, have navigated a sibling dynamic that Walker describes as challenging. The revelation came in an interview published on November 10, 2026, where Walker candidly referred to his brother as an "idiot" while explaining the complexities of their bond inside and outside the octagon.


