Yestino - The Signal · RM Castillahttps://yestino.com/entities/rm-castilla-416d1cEvery event involving RM CastillaenReal Madrid boss keeping a close tab on new signing amid strong performances for RM Castillahttps://yestino.com/events/real-madrid-boss-keeping-a-close-tab-on-new-signing-amid-str-4fd4eahttps://yestino.com/events/real-madrid-boss-keeping-a-close-tab-on-new-signing-amid-str-4fd4eaSun, 04 Oct 2026 11:10:00 GMTAmong all the signings Real Madrid made in the summer, Sergio Martinez’s name went under the radar the most.The youngster joined RM Castilla for a fee of €3 mi… Sources: Yahoo Sports