I'd have to say:
-Animal Crossing (GC, NL,NH)
-Pokemon (All games o~o)
-Super Smash Bros (Melee, Brawl, Ultimate)
-Sonic The Hedgehog (Genesis)
-Megaman (Original, X, and Zero)
-Fire Emblem (Awakening,Three Houses, Heroes)
-The Legend of Zelda (Ocarina of Time,Wind Waker, Phantom Hourglass...