Here's a decent article from the News on all-you-can-eat places that are a bit better than average. Since this will go offline next week, here are the selections:
EAST TREMONT BUFFET, 3229 E. Tremont Ave., the Bronx (718) 792-6455 (pan-Asian)
THAI GRILL & SUSHI BAR, 37 W. 54th St. between Fifth and Sixth Aves. (212) 581-8808.
UTSAV, 1185 Sixth Ave.; enter on 46th St. between Sixth & Seventh Aves. (212)-575-2525 (East-Indian)
EAST BUFFET, 42-07 Main St., between Franklin and Maples, Flushing Queens (718) 353-6333 (pan-Asian)
FOR GOODNESS STEAKS, 1623 Flatbush Ave. (between Avenues H and I), Brooklyn, (718) 252-7420 (Caribbean)
CHURRASCARIA PLATAFORMA, 221 West Broadway at White St., (212) 925-6969.
CHARLES' SOUTHERN-STYLE KITCHEN, 2841 Eighth Ave. at 151st St., (212) 926-4313 (famous, but I thought it was pretty awful)
INDIAN TAJ, 37-25 74th St., Queens, (718) 651-4187.