Amstrad CPC programs starting by character Y

Y'ahtzee DIMensionNEW 1985    
Yabba Dabba Doo !   1988    
Yahtzee J. packham 1989    
Yam 5 colonnes (jeu de) J. vernet 1985    
Yams Brunelot & gueniot      
Yamsrad Lmc software 1987    
Yamszee Cascade games 1986    
Yarkon Blues Jason Davis 1988    
Yarkon Blues II Jason Davis 1992    
Yawn A. scully      
Yes chancellor Topologicka 1987    
Yes prime minister Mastertronic 1991    
Yet Another Plasma Overflow, John McKlain 2012    
Yetcha P. wilson 1990    
Yi-king (le) Innelec / no man's land 1985    

screenshot of the Amstrad CPC game Yie Ar Kung Fu by GameBase CPC

Yie Ar Kung Fu Konami 1985 Yes  
Yie Ar Kung Fu II Konami 1986    
Yogi Bear   1987    
Yogi Bear & Friends in the Greed Monster TWILIGHT 1990    
Yogi's great escape Hi-tec software 1990    
Young Ones (the) Orpheus 1986    
Ysel J. girvin 1991