Your biggest wow moment of each gen you've lived through

[Wyrdness]

Gen 3 - Super Mario Bros 3
Gen 4 - Starfox
Gen 5 - OOT
Gen 6 - GTA3, RE4 and Metroid Prime are tied for second
Gen 7 - Last of Us
Gen 8 - God of War
Gen 9 - Zelda: BOTW so far

Note: No gen arguments as I class NS as Gen 9.