Well of course there's the games that have infinite replay value like The Sims, Mario Kart, Mario Party, and Smash Bros that I find myself going back to a lot.
As for the other games
Final Fantasy IX, X, & X-2 [Every other year]
Fatal Frame II & III [Every other Halloween]
Resident Evil 1, 2, & 3 [Every other year]
Earthbound & Mother 3 [Every year]
Heavy Rain & L.A. Noire [Every other year]
