Few youngsters depart Real Madrid’s famed Bernabéu without the safety net of a buy-back clause being inserted into the deal. La Fábrica produces such an abundance of talent that many youngsters are inevitably forced to look elsewhere for their big break, but Madrid are unwilling to sanction exits without the ability to bring those talents back to Spain’s capital—should they flourish further afield. Buyback clauses allow Los Blancos to re-sign their academy graduates for fixed, cut-price fees—a strategy that has brought them great success previously. At the end of the current campaign, they have decisions to make on another band of youngsters recently sold. Here are the four Madrid could end up picking up the phone to. Nico Paz Nico Paz has lit up Serie A with Como. | Giuseppe Cottini/Getty Images Nico Paz had made quite the impression at Madrid prior to joining Italian up-and-comers Como two summers ago.…