Kristián ValloKristián Vallo is a Slovak professional footballer who plays as a right-back for Czech First League club Karviná.Club careerMŠK ŽilinaHe made his Fortuna Liga debut for Žilina against Zemplín Michalovce on 4 March 2016. He debuted by replacing Jakub Michlík four minutes before stoppage time. Žilina lost 2–3.MFK KarvináOn 18 September 2024, Vallo signed a contract with Czech First League club Karviná.International careerVallo was first recognised in a senior national team nomination on 16 March 2022 by Štefan Tarkovič as an alternate defender ahead of two international friendly fixtures against Norway and Finland. When Francesco Calzona took over from Tarkovič in the summer of 2022, Vallo was called-up for two September 2022–23 UEFA Nations League C fixtures. He made his debut on 22 September 2022 at Štadión Antona Malatinského in a fixture against Azerbaijan, which concluded in an upsetting 1–2 defeat following a stoppage time drama. Vallo completed the entirety of the match. In a subsequent match against Belarus, Vallo remained benched. He was also nominated for November friendlies against Montenegro and Chile, suffering an injury in the first match, as well as prospective player's training camp at NTC Senec in December.HonoursŽilina Slovak First Football League: 2016–17