In an earlier article we mentioned the new scripts and other items included in Unicode 5.1. Fonts are now becoming available for some of them as indicated below.
Kayah Li, Cham, Ol Chiki, Rejang, Saurashtra, Vai: Code 2000
Carian, Lycian: Aegean
Lepcha, Lydian, Sundanese: None so far.
Phaistos Disk: Aegean, Code 2001
Dominoes: Code 2001, Unicode Symbols
Mahjong: Unicode Symbols